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468434040081 = 3723186626123
BaseRepresentation
bin1101101000100001101…
…10000011010100010001
31122210002222021210200220
412310100312003110101
530133323103240311
6555110131103253
745562142433600
oct6642066032421
91583088253626
10468434040081
11170730892617
1276951741b29
133523350aa97
141895ac25a37
15c2b97d1206
hex6d10d83511

468434040081 has 12 divisors (see below), whose sum is σ = 726550756272. Its totient is φ = 267676594248.

The previous prime is 468434040071. The next prime is 468434040089. The reversal of 468434040081 is 180040434864.

It is not a de Polignac number, because 468434040081 - 214 = 468434023697 is a prime.

It is a super-2 number, since 2×4684340400812 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (468434040089) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1593312915 + ... + 1593313208.

It is an arithmetic number, because the mean of its divisors is an integer number (60545896356).

Almost surely, 2468434040081 is an apocalyptic number.

It is an amenable number.

468434040081 is a deficient number, since it is larger than the sum of its proper divisors (258116716191).

468434040081 is a wasteful number, since it uses less digits than its factorization.

468434040081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3186626140 (or 3186626133 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 42.

The spelling of 468434040081 in words is "four hundred sixty-eight billion, four hundred thirty-four million, forty thousand, eighty-one".

Divisors: 1 3 7 21 49 147 3186626123 9559878369 22306382861 66919148583 156144680027 468434040081