23117756412 has 48 divisors (see below), whose sum is σ = 56999255040. Its totient is φ = 7277569728.

The previous prime is 23117756371. The next prime is 23117756423. The reversal of 23117756412 is 21465771132.

It is a super-2 number, since 2×23117756412² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 508323 + ... + 551930.

It is an arithmetic number, because the mean of its divisors is an integer number (1187484480).

Almost surely, 2^23117756412 is an apocalyptic number.

It is an amenable number.

23117756412 is an abundant number, since it is smaller than the sum of its proper divisors (33881498628).

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

23117756412 is a wasteful number, since it uses less digits than its factorization.

23117756412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060362 (or 1060360 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The spelling of 23117756412 in words is "twenty-three billion, one hundred seventeen million, seven hundred fifty-six thousand, four hundred twelve".