23557523621040 has 120 divisors (see below), whose sum is σ = 79265868409728. Its totient is φ = 6269948605440.

The previous prime is 23557523621039. The next prime is 23557523621059. The reversal of 23557523621040 is 4012632575532.

23557523621040 is a `hidden beast` number, since 2 + 3 + 5 + 57 + 523 + 62 + 10 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31024864 + ... + 31775103.

Almost surely, 2^{23557523621040} is an apocalyptic number.

23557523621040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23557523621040 is an abundant number, since it is smaller than the sum of its proper divisors (55708344788688).

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

23557523621040 is a wasteful number, since it uses less digits than its factorization.

23557523621040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62800507 (or 62800498 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 45.

The spelling of 23557523621040 in words is "twenty-three trillion, five hundred fifty-seven billion, five hundred twenty-three million, six hundred twenty-one thousand, forty".