695559564 has 72 divisors (see below), whose sum is σ = 2032037280. Its totient is φ = 196492032.

The previous prime is 695559551. The next prime is 695559587. The reversal of 695559564 is 465955596.

695559564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 695559564.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6922 + ... + 37934.

It is an arithmetic number, because the mean of its divisors is an integer number (28222740).

Almost surely, 2^695559564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 695559564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1016018640).

695559564 is an abundant number, since it is smaller than the sum of its proper divisors (1336477716).

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

695559564 is a wasteful number, since it uses less digits than its factorization.

695559564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31119 (or 31114 counting only the distinct ones).

The product of its digits is 7290000, while the sum is 54.

The square root of 695559564 is about 26373.4632538087. The cubic root of 695559564 is about 886.0225507087.

The spelling of 695559564 in words is "six hundred ninety-five million, five hundred fifty-nine thousand, five hundred sixty-four".