564478376814 has 48 divisors (see below), whose sum is σ = 1334300632704. Its totient is φ = 171043923600.

The previous prime is 564478376801. The next prime is 564478376821. The reversal of 564478376814 is 418673874465.

564478376814 is a `hidden beast` number, since 5 + 64 + 478 + 37 + 68 + 14 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3693237 + ... + 3843039.

It is an arithmetic number, because the mean of its divisors is an integer number (27797929848).

Almost surely, 2^564478376814 is an apocalyptic number.

564478376814 is an abundant number, since it is smaller than the sum of its proper divisors (769822255890).

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

564478376814 is a wasteful number, since it uses less digits than its factorization.

564478376814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168853 (or 168850 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 63.

The spelling of 564478376814 in words is "five hundred sixty-four billion, four hundred seventy-eight million, three hundred seventy-six thousand, eight hundred fourteen".