55451602315 has 32 divisors (see below), whose sum is σ = 72620236800. Its totient is φ = 40492690560.

The previous prime is 55451602309. The next prime is 55451602331. The reversal of 55451602315 is 51320615455.

It is a happy number.

55451602315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55451602315 - 2³ = 55451602307 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 633294 + ... + 715516.

It is an arithmetic number, because the mean of its divisors is an integer number (2269382400).

Almost surely, 2^55451602315 is an apocalyptic number.

55451602315 is a deficient number, since it is larger than the sum of its proper divisors (17168634485).

55451602315 is a wasteful number, since it uses less digits than its factorization.

55451602315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82507.

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 55451602315 in words is "fifty-five billion, four hundred fifty-one million, six hundred two thousand, three hundred fifteen".