23694540056 has 16 divisors (see below), whose sum is σ = 48466104840. Its totient is φ = 10770245440.

The previous prime is 23694540053. The next prime is 23694540119. The reversal of 23694540056 is 65004549632.

It is a super-2 number, since 2×23694540056² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 23694539989 and 23694540016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23694540053) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 134627981 + ... + 134628156.

Almost surely, 2^23694540056 is an apocalyptic number.

It is an amenable number.

23694540056 is an abundant number, since it is smaller than the sum of its proper divisors (24771564784).

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

23694540056 is a wasteful number, since it uses less digits than its factorization.

23694540056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269256154 (or 269256150 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 23694540056 in words is "twenty-three billion, six hundred ninety-four million, five hundred forty thousand, fifty-six".