54320890645392 has 120 divisors (see below), whose sum is σ = 163532892974976. Its totient is φ = 15492390084864.

The previous prime is 54320890645363. The next prime is 54320890645447. The reversal of 54320890645392 is 29354609802345.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19422088 + ... + 22042215.

Almost surely, 2^{54320890645392} is an apocalyptic number.

It is an amenable number.

54320890645392 is an abundant number, since it is smaller than the sum of its proper divisors (109212002329584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54320890645392 is a wasteful number, since it uses less digits than its factorization.

54320890645392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41464885 (or 41464872 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 60.

The spelling of 54320890645392 in words is "fifty-four trillion, three hundred twenty billion, eight hundred ninety million, six hundred forty-five thousand, three hundred ninety-two".