51079622015 has 8 divisors (see below), whose sum is σ = 61868402640. Its totient is φ = 40481793472.

The previous prime is 51079621997. The next prime is 51079622029. The reversal of 51079622015 is 51022697015.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 51079622015 - 2¹⁴ = 51079605631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51079622015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47737430 + ... + 47738499.

It is an arithmetic number, because the mean of its divisors is an integer number (7733550330).

Almost surely, 2^51079622015 is an apocalyptic number.

51079622015 is a deficient number, since it is larger than the sum of its proper divisors (10788780625).

51079622015 is a wasteful number, since it uses less digits than its factorization.

51079622015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95476041.

The product of its (nonzero) digits is 37800, while the sum is 38.

The spelling of 51079622015 in words is "fifty-one billion, seventy-nine million, six hundred twenty-two thousand, fifteen".