52713232138 has 8 divisors (see below), whose sum is σ = 90365540832. Its totient is φ = 22591385196.

The previous prime is 52713232097. The next prime is 52713232177. The reversal of 52713232138 is 83123231725.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 52713232097 and 52713232106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1882615420 + ... + 1882615447.

It is an arithmetic number, because the mean of its divisors is an integer number (11295692604).

Almost surely, 2^52713232138 is an apocalyptic number.

52713232138 is a deficient number, since it is larger than the sum of its proper divisors (37652308694).

52713232138 is a wasteful number, since it uses less digits than its factorization.

52713232138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3765230876.

The product of its digits is 60480, while the sum is 37.

The spelling of 52713232138 in words is "fifty-two billion, seven hundred thirteen million, two hundred thirty-two thousand, one hundred thirty-eight".