| Base | Representation |
|---|---|
| bin | 101101100111010001110101… |
| … | …1110110001100011000000000 |
| 3 | 1221121121111201100211111001010 |
| 4 | 1123032203223312030120000 |
| 5 | 410042112412133302420 |
| 6 | 3541155043342440520 |
| 7 | 150340243411355250 |
| oct | 13316435366143000 |
| 9 | 1847544640744033 |
| 10 | 401222621775360 |
| 11 | 10692961615a400 |
| 12 | 38bbb770293140 |
| 13 | 142b5191738848 |
| 14 | 71113c8327960 |
| 15 | 315bac3d174e0 |
| hex | 16ce8ebd8c600 |
401222621775360 has 7680 divisors, whose sum is σ = 1901945467699200. Its totient is φ = 70141162291200.
The previous prime is 401222621775319. The next prime is 401222621775361. The reversal of 401222621775360 is 63577126222104.
It is a tau number, because it is divible by the number of its divisors (7680).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (401222621775361) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 767 ways as a sum of consecutive naturals, for example, 2555558100402 + ... + 2555558100558.
It is an arithmetic number, because the mean of its divisors is an integer number (247649149440).
Almost surely, 2401222621775360 is an apocalyptic number.
401222621775360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 401222621775360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (950972733849600).
401222621775360 is an abundant number, since it is smaller than the sum of its proper divisors (1500722845923840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
401222621775360 is a wasteful number, since it uses less digits than its factorization.
401222621775360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 314 (or 287 counting only the distinct ones).
The product of its (nonzero) digits is 1693440, while the sum is 48.
Adding to 401222621775360 its reverse (63577126222104), we get a palindrome (464799747997464).
The spelling of 401222621775360 in words is "four hundred one trillion, two hundred twenty-two billion, six hundred twenty-one million, seven hundred seventy-five thousand, three hundred sixty".
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