54565564 has 6 divisors (see below), whose sum is σ = 95489744. Its totient is φ = 27282780.

The previous prime is 54565541. The next prime is 54565573. The reversal of 54565564 is 46556545.

54565564 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

54565564 is strictly pandigital in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6820692 + ... + 6820699.

Almost surely, 2^54565564 is an apocalyptic number.

It is an amenable number.

54565564 is a deficient number, since it is larger than the sum of its proper divisors (40924180).

54565564 is a wasteful number, since it uses less digits than its factorization.

54565564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13641395 (or 13641393 counting only the distinct ones).

The product of its digits is 360000, while the sum is 40.

The square root of 54565564 is about 7386.8507498121. The cubic root of 54565564 is about 379.2913014469.

The spelling of 54565564 in words is "fifty-four million, five hundred sixty-five thousand, five hundred sixty-four".