564465564408 has 32 divisors (see below), whose sum is σ = 1411255026000. Its totient is φ = 188143039488.

The previous prime is 564465564401. The next prime is 564465564491. The reversal of 564465564408 is 804465564465.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564465564401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375891 + ... + 1127042.

Almost surely, 2^564465564408 is an apocalyptic number.

It is an amenable number.

564465564408 is an abundant number, since it is smaller than the sum of its proper divisors (846789461592).

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

564465564408 is a wasteful number, since it uses less digits than its factorization.

564465564408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518591 (or 1518587 counting only the distinct ones).

The product of its (nonzero) digits is 55296000, while the sum is 57.

Adding to 564465564408 its sum of digits (57), we get a palindrome (564465564465).

The spelling of 564465564408 in words is "five hundred sixty-four billion, four hundred sixty-five million, five hundred sixty-four thousand, four hundred eight".