563106564640 has 48 divisors (see below), whose sum is σ = 1332702419328. Its totient is φ = 224842514176.

The previous prime is 563106564623. The next prime is 563106564667. The reversal of 563106564640 is 46465601365.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3035512 + ... + 3215671.

It is an arithmetic number, because the mean of its divisors is an integer number (27764633736).

Almost surely, 2^563106564640 is an apocalyptic number.

It is an amenable number.

563106564640 is an abundant number, since it is smaller than the sum of its proper divisors (769595854688).

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

563106564640 is a wasteful number, since it uses less digits than its factorization.

563106564640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6251761 (or 6251753 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 563106564640 in words is "five hundred sixty-three billion, one hundred six million, five hundred sixty-four thousand, six hundred forty".