53056664624 has 40 divisors (see below), whose sum is σ = 108991885680. Its totient is φ = 24933961728.

The previous prime is 53056664567. The next prime is 53056664663. The reversal of 53056664624 is 42646665035.

It is a happy number.

It is a super-2 number, since 2×53056664624² (a number of 22 digits) contains 22 as substring.

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, 69032 + ... + 332984.

It is an arithmetic number, because the mean of its divisors is an integer number (2724797142).

Almost surely, 2^53056664624 is an apocalyptic number.

It is an amenable number.

53056664624 is an abundant number, since it is smaller than the sum of its proper divisors (55935221056).

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

53056664624 is a wasteful number, since it uses less digits than its factorization.

53056664624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264717 (or 264711 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 53056664624 in words is "fifty-three billion, fifty-six million, six hundred sixty-four thousand, six hundred twenty-four".