55326516 has 24 divisors (see below), whose sum is σ = 147537600. Its totient is φ = 15807552.

The previous prime is 55326503. The next prime is 55326527. The reversal of 55326516 is 61562355.

55326516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55326516² = 6122046745396512, which 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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329241 + ... + 329408.

It is an arithmetic number, because the mean of its divisors is an integer number (6147400).

Almost surely, 2^55326516 is an apocalyptic number.

It is an amenable number.

55326516 is an abundant number, since it is smaller than the sum of its proper divisors (92211084).

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

55326516 is a wasteful number, since it uses less digits than its factorization.

55326516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658663 (or 658661 counting only the distinct ones).

The product of its digits is 27000, while the sum is 33.

The square root of 55326516 is about 7438.1796160082. The cubic root of 55326516 is about 381.0463222383.

The spelling of 55326516 in words is "fifty-five million, three hundred twenty-six thousand, five hundred sixteen".