23523697804964 has 24 divisors (see below), whose sum is σ = 49523574327360. Its totient is φ = 9550975048416.

The previous prime is 23523697804939. The next prime is 23523697805011. The reversal of 23523697804964 is 46940879632532.

It is a super-2 number, since 2×23523697804964² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23523697804894 and 23523697804903.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22108738007 + ... + 22108739070.

It is an arithmetic number, because the mean of its divisors is an integer number (2063482263640).

Almost surely, 2^{23523697804964} is an apocalyptic number.

It is an amenable number.

23523697804964 is an abundant number, since it is smaller than the sum of its proper divisors (25999876522396).

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

23523697804964 is a wasteful number, since it uses less digits than its factorization.

23523697804964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44217477107 (or 44217477105 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 68.

The spelling of 23523697804964 in words is "twenty-three trillion, five hundred twenty-three billion, six hundred ninety-seven million, eight hundred four thousand, nine hundred sixty-four".