23620133512 has 32 divisors (see below), whose sum is σ = 44443971000. Its totient is φ = 11768479744.

The previous prime is 23620133479. The next prime is 23620133539. The reversal of 23620133512 is 21533102632.

It can be written as a sum of positive squares in 4 ways, for example, as 23615698276 + 4435236 = 153674^2 + 2106^2 .

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, 3074508 + ... + 3082180.

Almost surely, 2^23620133512 is an apocalyptic number.

It is an amenable number.

23620133512 is a deficient number, since it is larger than the sum of its proper divisors (20823837488).

23620133512 is a wasteful number, since it uses less digits than its factorization.

23620133512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8985 (or 8981 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The spelling of 23620133512 in words is "twenty-three billion, six hundred twenty million, one hundred thirty-three thousand, five hundred twelve".