564938839403 has 32 divisors (see below), whose sum is σ = 599504855040. Its totient is φ = 531821928960.

The previous prime is 564938839391. The next prime is 564938839411. The reversal of 564938839403 is 304938839465.

564938839403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 564938839403 - 2³⁸ = 290060932459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564938839483) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25576118 + ... + 25598196.

It is an arithmetic number, because the mean of its divisors is an integer number (18734526720).

Almost surely, 2^564938839403 is an apocalyptic number.

564938839403 is a deficient number, since it is larger than the sum of its proper divisors (34566015637).

564938839403 is a wasteful number, since it uses less digits than its factorization.

564938839403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22379.

The product of its (nonzero) digits is 67184640, while the sum is 62.

Adding to 564938839403 its sum of digits (62), we get a palindrome (564938839465).

The spelling of 564938839403 in words is "five hundred sixty-four billion, nine hundred thirty-eight million, eight hundred thirty-nine thousand, four hundred three".