564018650 has 96 divisors (see below), whose sum is σ = 1217922048. Its totient is φ = 192614400.

The previous prime is 564018649. The next prime is 564018661. The reversal of 564018650 is 56810465.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 564018650.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 462842 + ... + 464058.

It is an arithmetic number, because the mean of its divisors is an integer number (12686688).

Almost surely, 2^564018650 is an apocalyptic number.

564018650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

564018650 is an abundant number, since it is smaller than the sum of its proper divisors (653903398).

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

564018650 is a wasteful number, since it uses less digits than its factorization.

564018650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296 (or 1291 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 564018650 is about 23749.0768241631. The cubic root of 564018650 is about 826.2240293860.

The spelling of 564018650 in words is "five hundred sixty-four million, eighteen thousand, six hundred fifty".