52055779915 has 16 divisors (see below), whose sum is σ = 62580073248. Its totient is φ = 41569272576.

The previous prime is 52055779879. The next prime is 52055779943. The reversal of 52055779915 is 51997755025.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 52055779915 - 2¹⁵ = 52055747147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7928424 + ... + 7934986.

It is an arithmetic number, because the mean of its divisors is an integer number (3911254578).

Almost surely, 2^52055779915 is an apocalyptic number.

52055779915 is a deficient number, since it is larger than the sum of its proper divisors (10524293333).

52055779915 is a wasteful number, since it uses less digits than its factorization.

52055779915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9198.

The product of its (nonzero) digits is 4961250, while the sum is 55.

The spelling of 52055779915 in words is "fifty-two billion, fifty-five million, seven hundred seventy-nine thousand, nine hundred fifteen".