564466664398 has 16 divisors (see below), whose sum is σ = 1042092303840. Its totient is φ = 223305493536.

The previous prime is 564466664393. The next prime is 564466664441. The reversal of 564466664398 is 893466664465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564466664393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1550732413 + ... + 1550732776.

It is an arithmetic number, because the mean of its divisors is an integer number (65130768990).

Almost surely, 2^564466664398 is an apocalyptic number.

564466664398 is a deficient number, since it is larger than the sum of its proper divisors (477625639442).

564466664398 is a wasteful number, since it uses less digits than its factorization.

564466664398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3101465211.

The product of its digits is 537477120, while the sum is 67.

Adding to 564466664398 its sum of digits (67), we get a palindrome (564466664465).

The spelling of 564466664398 in words is "five hundred sixty-four billion, four hundred sixty-six million, six hundred sixty-four thousand, three hundred ninety-eight".