564505405346 has 4 divisors (see below), whose sum is σ = 846758108022. Its totient is φ = 282252702672.

The previous prime is 564505405319. The next prime is 564505405349. The reversal of 564505405346 is 643504505465.

564505405346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 399437904121 + 165067501225 = 632011^2 + 406285^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 564505405346.

It is not an unprimeable number, because it can be changed into a prime (564505405349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141126351335 + ... + 141126351338.

Almost surely, 2^564505405346 is an apocalyptic number.

564505405346 is a deficient number, since it is larger than the sum of its proper divisors (282252702676).

564505405346 is a wasteful number, since it uses less digits than its factorization.

564505405346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282252702675.

The product of its (nonzero) digits is 4320000, while the sum is 47.

The spelling of 564505405346 in words is "five hundred sixty-four billion, five hundred five million, four hundred five thousand, three hundred forty-six".