54522722453815 has 64 divisors (see below), whose sum is σ = 82329540728832. Its totient is φ = 33953586120960.

The previous prime is 54522722453791. The next prime is 54522722453821. The reversal of 54522722453815 is 51835422722545.

It is not a de Polignac number, because 54522722453815 - 2⁵ = 54522722453783 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a Duffinian number.

It is a congruent number.

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, 45197739 + ... + 46388371.

It is an arithmetic number, because the mean of its divisors is an integer number (1286399073888).

Almost surely, 2^{54522722453815} is an apocalyptic number.

54522722453815 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

54522722453815 is a deficient number, since it is larger than the sum of its proper divisors (27806818275017).

54522722453815 is a wasteful number, since it uses less digits than its factorization.

54522722453815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191661 (or 1191639 counting only the distinct ones).

The product of its digits is 26880000, while the sum is 55.

The spelling of 54522722453815 in words is "fifty-four trillion, five hundred twenty-two billion, seven hundred twenty-two million, four hundred fifty-three thousand, eight hundred fifteen".