52713232137 has 64 divisors (see below), whose sum is σ = 83943705600. Its totient is φ = 32574597120.

The previous prime is 52713232097. The next prime is 52713232177. The reversal of 52713232137 is 73123231725.

52713232137 is a `hidden beast` number, since 5 + 271 + 32 + 321 + 37 = 666.

It is an interprime number because it is at equal distance from previous prime (52713232097) and next prime (52713232177).

It is a de Polignac number, because none of the positive numbers 2^k-52713232137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52713232177) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16569687 + ... + 16572867.

It is an arithmetic number, because the mean of its divisors is an integer number (1311620400).

Almost surely, 2^52713232137 is an apocalyptic number.

It is an amenable number.

52713232137 is a deficient number, since it is larger than the sum of its proper divisors (31230473463).

52713232137 is a wasteful number, since it uses less digits than its factorization.

52713232137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3743 (or 3737 counting only the distinct ones).

The product of its digits is 52920, while the sum is 36.

The spelling of 52713232137 in words is "fifty-two billion, seven hundred thirteen million, two hundred thirty-two thousand, one hundred thirty-seven".