23940055392 has 48 divisors (see below), whose sum is σ = 68555616192. Its totient is φ = 7254561920.

The previous prime is 23940055343. The next prime is 23940055393. The reversal of 23940055392 is 29355004932.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23940055393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11334198 + ... + 11336309.

It is an arithmetic number, because the mean of its divisors is an integer number (1428242004).

Almost surely, 2^23940055392 is an apocalyptic number.

23940055392 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23940055392 is an abundant number, since it is smaller than the sum of its proper divisors (44615560800).

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

23940055392 is a wasteful number, since it uses less digits than its factorization.

23940055392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22670531 (or 22670523 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 42.

The spelling of 23940055392 in words is "twenty-three billion, nine hundred forty million, fifty-five thousand, three hundred ninety-two".