23402404523312 has 40 divisors (see below), whose sum is σ = 47066014909632. Its totient is φ = 11264498841600.

The previous prime is 23402404523273. The next prime is 23402404523327. The reversal of 23402404523312 is 21332540420432.

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, 255037889 + ... + 255129632.

Almost surely, 2^{23402404523312} is an apocalyptic number.

It is an amenable number.

23402404523312 is an abundant number, since it is smaller than the sum of its proper divisors (23663610386320).

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

23402404523312 is a wasteful number, since it uses less digits than its factorization.

23402404523312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510167637 (or 510167631 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 23402404523312 its reverse (21332540420432), we get a palindrome (44734944943744).

The spelling of 23402404523312 in words is "twenty-three trillion, four hundred two billion, four hundred four million, five hundred twenty-three thousand, three hundred twelve".