564556731060 has 144 divisors (see below), whose sum is σ = 1843213760640. Its totient is φ = 128734744320.

The previous prime is 564556731031. The next prime is 564556731131. The reversal of 564556731060 is 60137655465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1009681 + ... + 1465799.

It is an arithmetic number, because the mean of its divisors is an integer number (12800095560).

Almost surely, 2^564556731060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 564556731060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (921606880320).

564556731060 is an abundant number, since it is smaller than the sum of its proper divisors (1278657029580).

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

564556731060 is a wasteful number, since it uses less digits than its factorization.

564556731060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456566 (or 456557 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 48.

The spelling of 564556731060 in words is "five hundred sixty-four billion, five hundred fifty-six million, seven hundred thirty-one thousand, sixty".