564780897536 has 18 divisors (see below), whose sum is σ = 1127355620202. Its totient is φ = 282390448640.

The previous prime is 564780897523. The next prime is 564780897587. The reversal of 564780897536 is 635798087465.

It can be written as a sum of positive squares in only one way, i.e., 548666118400 + 16114779136 = 740720^2 + 126944^2 .

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, 1103087435 + ... + 1103087946.

It is an arithmetic number, because the mean of its divisors is an integer number (62630867789).

Almost surely, 2^564780897536 is an apocalyptic number.

It is an amenable number.

564780897536 is a deficient number, since it is larger than the sum of its proper divisors (562574722666).

564780897536 is an equidigital number, since it uses as much as digits as its factorization.

564780897536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2206175397 (or 2206175383 counting only the distinct ones).

The product of its (nonzero) digits is 304819200, while the sum is 68.

The spelling of 564780897536 in words is "five hundred sixty-four billion, seven hundred eighty million, eight hundred ninety-seven thousand, five hundred thirty-six".