20624336504 has 8 divisors (see below), whose sum is σ = 38670630960. Its totient is φ = 10312168248.

The previous prime is 20624336489. The next prime is 20624336521. The reversal of 20624336504 is 40563342602.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1289021024 + ... + 1289021039.

It is an arithmetic number, because the mean of its divisors is an integer number (4833828870).

Almost surely, 2^20624336504 is an apocalyptic number.

It is an amenable number.

20624336504 is a deficient number, since it is larger than the sum of its proper divisors (18046294456).

20624336504 is a wasteful number, since it uses less digits than its factorization.

20624336504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2578042069 (or 2578042065 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

The spelling of 20624336504 in words is "twenty billion, six hundred twenty-four million, three hundred thirty-six thousand, five hundred four".