564145216463466 has 96 divisors (see below), whose sum is σ = 1355310622336320. Its totient is φ = 168148489593600.

The previous prime is 564145216463453. The next prime is 564145216463473. The reversal of 564145216463466 is 664364612541465.

564145216463466 is a `hidden beast` number, since 5 + 6 + 4 + 1 + 4 + 5 + 2 + 164 + 6 + 3 + 466 = 666.

It is a super-2 number, since 2×564145216463466² (a number of 30 digits) contains 22 as substring.

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, 1159764190 + ... + 1160250518.

It is an arithmetic number, because the mean of its divisors is an integer number (14117818982670).

Almost surely, 2^{564145216463466} is an apocalyptic number.

564145216463466 is an abundant number, since it is smaller than the sum of its proper divisors (791165405872854).

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

564145216463466 is a wasteful number, since it uses less digits than its factorization.

564145216463466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582452 (or 582449 counting only the distinct ones).

The product of its digits is 298598400, while the sum is 63.

The spelling of 564145216463466 in words is "five hundred sixty-four trillion, one hundred forty-five billion, two hundred sixteen million, four hundred sixty-three thousand, four hundred sixty-six".