4021450154400 has 144 divisors (see below), whose sum is σ = 14959794636864. Its totient is φ = 919188602880.

The previous prime is 4021450154383. The next prime is 4021450154413. The reversal of 4021450154400 is 44510541204.

It is a super-2 number, since 2×4021450154400² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119669217 + ... + 119702816.

It is an arithmetic number, because the mean of its divisors is an integer number (103887462756).

Almost surely, 2^{4021450154400} is an apocalyptic number.

4021450154400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4021450154400 is an abundant number, since it is smaller than the sum of its proper divisors (10938344482464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4021450154400 is a wasteful number, since it uses less digits than its factorization.

4021450154400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239372063 (or 239372050 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 4021450154400 its reverse (44510541204), we get a palindrome (4065960695604).

The spelling of 4021450154400 in words is "four trillion, twenty-one billion, four hundred fifty million, one hundred fifty-four thousand, four hundred".