564573545375466 has 32 divisors (see below), whose sum is σ = 1304255463115968. Its totient is φ = 161019192976640.

The previous prime is 564573545375453. The next prime is 564573545375471. The reversal of 564573545375466 is 664573545375465.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251592487905 + ... + 251592490148.

It is an arithmetic number, because the mean of its divisors is an integer number (40757983222374).

Almost surely, 2^{564573545375466} is an apocalyptic number.

564573545375466 is an abundant number, since it is smaller than the sum of its proper divisors (739681917740502).

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

564573545375466 is a wasteful number, since it uses less digits than its factorization.

564573545375466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503184978086.

The product of its digits is 19051200000, while the sum is 75.

Subtracting 564573545375466 from its reverse (664573545375465), we obtain a palindrome (99999999999999).

The spelling of 564573545375466 in words is "five hundred sixty-four trillion, five hundred seventy-three billion, five hundred forty-five million, three hundred seventy-five thousand, four hundred sixty-six".