54528392728 has 32 divisors (see below), whose sum is σ = 105041059200. Its totient is φ = 26517964032.

The previous prime is 54528392707. The next prime is 54528392753. The reversal of 54528392728 is 82729382545.

It is a super-2 number, since 2×54528392728² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 847801 + ... + 909847.

It is an arithmetic number, because the mean of its divisors is an integer number (3282533100).

Almost surely, 2^54528392728 is an apocalyptic number.

It is an amenable number.

54528392728 is a deficient number, since it is larger than the sum of its proper divisors (50512666472).

54528392728 is a wasteful number, since it uses less digits than its factorization.

54528392728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65059 (or 65055 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 55.

The spelling of 54528392728 in words is "fifty-four billion, five hundred twenty-eight million, three hundred ninety-two thousand, seven hundred twenty-eight".