23626937436 has 24 divisors (see below), whose sum is σ = 55133232000. Its totient is φ = 7875115632.

The previous prime is 23626937359. The next prime is 23626937443. The reversal of 23626937436 is 63473962632.

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, 146815 + ... + 262313.

It is an arithmetic number, because the mean of its divisors is an integer number (2297218000).

Almost surely, 2^23626937436 is an apocalyptic number.

It is an amenable number.

23626937436 is an abundant number, since it is smaller than the sum of its proper divisors (31506294564).

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

23626937436 is a wasteful number, since it uses less digits than its factorization.

23626937436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132553 (or 132551 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 51.

The spelling of 23626937436 in words is "twenty-three billion, six hundred twenty-six million, nine hundred thirty-seven thousand, four hundred thirty-six".