564405546215 has 24 divisors (see below), whose sum is σ = 791334913392. Its totient is φ = 385315969920.

The previous prime is 564405546209. The next prime is 564405546217. The reversal of 564405546215 is 512645504465.

It is a de Polignac number, because none of the positive numbers 2^k-564405546215 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 564405546215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564405546217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5018606 + ... + 5129835.

It is an arithmetic number, because the mean of its divisors is an integer number (32972288058).

Almost surely, 2^564405546215 is an apocalyptic number.

564405546215 is a deficient number, since it is larger than the sum of its proper divisors (226929367177).

564405546215 is a wasteful number, since it uses less digits than its factorization.

564405546215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10148687 (or 10148680 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 47.

The spelling of 564405546215 in words is "five hundred sixty-four billion, four hundred five million, five hundred forty-six thousand, two hundred fifteen".