52717118508 has 18 divisors (see below), whose sum is σ = 133257160764. Its totient is φ = 17572372824.

The previous prime is 52717118471. The next prime is 52717118533. The reversal of 52717118508 is 80581171725.

52717118508 is a `hidden beast` number, since 5 + 2 + 71 + 71 + 1 + 8 + 508 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×52717118508² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 732182166 + ... + 732182237.

It is an arithmetic number, because the mean of its divisors is an integer number (7403175598).

Almost surely, 2^52717118508 is an apocalyptic number.

It is an amenable number.

52717118508 is an abundant number, since it is smaller than the sum of its proper divisors (80540042256).

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

52717118508 is a wasteful number, since it uses less digits than its factorization.

52717118508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464364413 (or 1464364408 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 45.

The spelling of 52717118508 in words is "fifty-two billion, seven hundred seventeen million, one hundred eighteen thousand, five hundred eight".