55330802528 has 96 divisors (see below), whose sum is σ = 111749168160. Its totient is φ = 26962329600.

The previous prime is 55330802473. The next prime is 55330802537. The reversal of 55330802528 is 82520803355.

It is a super-2 number, since 2×55330802528² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66743618 + ... + 66744446.

It is an arithmetic number, because the mean of its divisors is an integer number (1164053835).

Almost surely, 2^55330802528 is an apocalyptic number.

It is an amenable number.

55330802528 is an abundant number, since it is smaller than the sum of its proper divisors (56418365632).

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

55330802528 is a wasteful number, since it uses less digits than its factorization.

55330802528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240 (or 1232 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 55330802528 in words is "fifty-five billion, three hundred thirty million, eight hundred two thousand, five hundred twenty-eight".