55270564 has 24 divisors (see below), whose sum is σ = 101239488. Its totient is φ = 26352480.

The previous prime is 55270547. The next prime is 55270577. The reversal of 55270564 is 46507255.

55270564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 38019 + ... + 39445.

It is an arithmetic number, because the mean of its divisors is an integer number (4218312).

Almost surely, 2^55270564 is an apocalyptic number.

It is an amenable number.

55270564 is a deficient number, since it is larger than the sum of its proper divisors (45968924).

55270564 is a wasteful number, since it uses less digits than its factorization.

55270564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1875 (or 1873 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 55270564 is about 7434.4175293025. The cubic root of 55270564 is about 380.9178275218.

The spelling of 55270564 in words is "fifty-five million, two hundred seventy thousand, five hundred sixty-four".