55134564 has 24 divisors (see below), whose sum is σ = 130411680. Its totient is φ = 18126144.

The previous prime is 55134559. The next prime is 55134571. The reversal of 55134564 is 46543155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30594 + ... + 32345.

It is an arithmetic number, because the mean of its divisors is an integer number (5433820).

Almost surely, 2^55134564 is an apocalyptic number.

It is an amenable number.

55134564 is an abundant number, since it is smaller than the sum of its proper divisors (75277116).

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

55134564 is a wasteful number, since it uses less digits than its factorization.

55134564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63019 (or 63017 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 55134564 is about 7425.2652477874. The cubic root of 55134564 is about 380.6051392378.

The spelling of 55134564 in words is "fifty-five million, one hundred thirty-four thousand, five hundred sixty-four".