53572915968 has 576 divisors, whose sum is σ = 177223237632. Its totient is φ = 14135869440.

The previous prime is 53572915933. The next prime is 53572915997. The reversal of 53572915968 is 86951927535.

Its product of digits (20412000) is a multiple of the sum of its prime factors (360).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 320795821 + ... + 320795987.

It is an arithmetic number, because the mean of its divisors is an integer number (307679232).

Almost surely, 2^53572915968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53572915968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88611618816).

53572915968 is an abundant number, since it is smaller than the sum of its proper divisors (123650321664).

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

53572915968 is a wasteful number, since it uses less digits than its factorization.

53572915968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360 (or 346 counting only the distinct ones).

The product of its digits is 20412000, while the sum is 60.

The spelling of 53572915968 in words is "fifty-three billion, five hundred seventy-two million, nine hundred fifteen thousand, nine hundred sixty-eight".