55468645915 has 4 divisors (see below), whose sum is σ = 66562375104. Its totient is φ = 44374916728.

The previous prime is 55468645901. The next prime is 55468645927. The reversal of 55468645915 is 51954686455.

55468645915 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 55468645915 - 2¹⁹ = 55468121627 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55468645915.

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, 5546864587 + ... + 5546864596.

It is an arithmetic number, because the mean of its divisors is an integer number (16640593776).

Almost surely, 2^55468645915 is an apocalyptic number.

55468645915 is a deficient number, since it is larger than the sum of its proper divisors (11093729189).

55468645915 is a wasteful number, since it uses less digits than its factorization.

55468645915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11093729188.

The product of its digits is 25920000, while the sum is 58.

The spelling of 55468645915 in words is "fifty-five billion, four hundred sixty-eight million, six hundred forty-five thousand, nine hundred fifteen".