53520072624 has 40 divisors (see below), whose sum is σ = 153622431920. Its totient is φ = 17840024064.

The previous prime is 53520072611. The next prime is 53520072643. The reversal of 53520072624 is 42627002535.

53520072624 is a `hidden beast` number, since 5 + 3 + 5 + 20 + 0 + 7 + 2 + 624 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 61944097 + ... + 61944960.

It is an arithmetic number, because the mean of its divisors is an integer number (3840560798).

Almost surely, 2^53520072624 is an apocalyptic number.

53520072624 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

53520072624 is an abundant number, since it is smaller than the sum of its proper divisors (100102359296).

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

53520072624 is a wasteful number, since it uses less digits than its factorization.

53520072624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123889074 (or 123889062 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The spelling of 53520072624 in words is "fifty-three billion, five hundred twenty million, seventy-two thousand, six hundred twenty-four".