564992055 has 24 divisors (see below), whose sum is σ = 982533552. Its totient is φ = 300340224.

The previous prime is 564992047. The next prime is 564992069. The reversal of 564992055 is 550299465.

It is a happy number.

It is not a de Polignac number, because 564992055 - 2³ = 564992047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 564992055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6634 + ... + 34263.

It is an arithmetic number, because the mean of its divisors is an integer number (40938898).

Almost surely, 2^564992055 is an apocalyptic number.

564992055 is a deficient number, since it is larger than the sum of its proper divisors (417541497).

564992055 is a wasteful number, since it uses less digits than its factorization.

564992055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41215 (or 41212 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The square root of 564992055 is about 23769.5615230908. The cubic root of 564992055 is about 826.6990659092.

The spelling of 564992055 in words is "five hundred sixty-four million, nine hundred ninety-two thousand, fifty-five".