51372827315 has 4 divisors (see below), whose sum is σ = 61647392784. Its totient is φ = 41098261848.

The previous prime is 51372827309. The next prime is 51372827351.

51372827315 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51372827315 - 2⁸ = 51372827059 is a prime.

It is a Duffinian number.

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, 5137282727 + ... + 5137282736.

It is an arithmetic number, because the mean of its divisors is an integer number (15411848196).

Almost surely, 2^51372827315 is an apocalyptic number.

51372827315 is a deficient number, since it is larger than the sum of its proper divisors (10274565469).

51372827315 is a wasteful number, since it uses less digits than its factorization.

51372827315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10274565468.

The product of its digits is 352800, while the sum is 44.

The spelling of 51372827315 in words is "fifty-one billion, three hundred seventy-two million, eight hundred twenty-seven thousand, three hundred fifteen".