55372244227355 has 64 divisors (see below), whose sum is σ = 77162274086400. Its totient is φ = 37722309120000.

The previous prime is 55372244227319. The next prime is 55372244227387.

55372244227355 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55372244227355 - 2³² = 55367949260059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55372244227355.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 77642795 + ... + 78352715.

It is an arithmetic number, because the mean of its divisors is an integer number (1205660532600).

Almost surely, 2^{55372244227355} is an apocalyptic number.

55372244227355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55372244227355 is a deficient number, since it is larger than the sum of its proper divisors (21790029859045).

55372244227355 is a wasteful number, since it uses less digits than its factorization.

55372244227355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710796.

The product of its digits is 70560000, while the sum is 56.

The spelling of 55372244227355 in words is "fifty-five trillion, three hundred seventy-two billion, two hundred forty-four million, two hundred twenty-seven thousand, three hundred fifty-five".