54521183568 has 80 divisors (see below), whose sum is σ = 141769854720. Its totient is φ = 18054930432.

The previous prime is 54521183513. The next prime is 54521183623. The reversal of 54521183568 is 86538112545.

It is an interprime number because it is at equal distance from previous prime (54521183513) and next prime (54521183623).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 5172928 + ... + 5183456.

It is an arithmetic number, because the mean of its divisors is an integer number (1772123184).

Almost surely, 2^54521183568 is an apocalyptic number.

It is an amenable number.

54521183568 is an abundant number, since it is smaller than the sum of its proper divisors (87248671152).

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

54521183568 is a wasteful number, since it uses less digits than its factorization.

54521183568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11236 (or 11230 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 48.

The spelling of 54521183568 in words is "fifty-four billion, five hundred twenty-one million, one hundred eighty-three thousand, five hundred sixty-eight".