52797913488 has 180 divisors, whose sum is σ = 162731013120. Its totient is φ = 15947750016.

The previous prime is 52797913459. The next prime is 52797913499. The reversal of 52797913488 is 88431979725.

52797913488 is a `hidden beast` number, since 5 + 2 + 79 + 79 + 13 + 488 = 666.

It is a super-2 number, since 2×52797913488² (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 35 ways as a sum of consecutive naturals, for example, 1173553 + ... + 1217711.

It is an arithmetic number, because the mean of its divisors is an integer number (904061184).

Almost surely, 2^52797913488 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 52797913488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81365506560).

52797913488 is an abundant number, since it is smaller than the sum of its proper divisors (109933099632).

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

52797913488 is a wasteful number, since it uses less digits than its factorization.

52797913488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44234 (or 44206 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 63.

The spelling of 52797913488 in words is "fifty-two billion, seven hundred ninety-seven million, nine hundred thirteen thousand, four hundred eighty-eight".