23212435904 has 56 divisors (see below), whose sum is σ = 52669379040. Its totient is φ = 9943105536.

The previous prime is 23212435879. The next prime is 23212435933. The reversal of 23212435904 is 40953421232.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

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, 941624 + ... + 965960.

Almost surely, 2^23212435904 is an apocalyptic number.

It is an amenable number.

23212435904 is an abundant number, since it is smaller than the sum of its proper divisors (29456943136).

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

23212435904 is a wasteful number, since it uses less digits than its factorization.

23212435904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26485 (or 26475 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 23212435904 in words is "twenty-three billion, two hundred twelve million, four hundred thirty-five thousand, nine hundred four".