564308649770644 has 12 divisors (see below), whose sum is σ = 987632232682144. Its totient is φ = 282128011861464.

The previous prime is 564308649770623. The next prime is 564308649770681. The reversal of 564308649770644 is 446077946803465.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6578207712 + ... + 6578293495.

Almost surely, 2^{564308649770644} is an apocalyptic number.

It is an amenable number.

564308649770644 is a deficient number, since it is larger than the sum of its proper divisors (423323582911500).

564308649770644 is a wasteful number, since it uses less digits than its factorization.

564308649770644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13156511934 (or 13156511932 counting only the distinct ones).

The product of its (nonzero) digits is 2926264320, while the sum is 73.

The spelling of 564308649770644 in words is "five hundred sixty-four trillion, three hundred eight billion, six hundred forty-nine million, seven hundred seventy thousand, six hundred forty-four".