3694117664 has 24 divisors (see below), whose sum is σ = 7321614300. Its totient is φ = 1834660096.

The previous prime is 3694117633. The next prime is 3694117667. The reversal of 3694117664 is 4667114963.

It can be written as a sum of positive squares in 2 ways, for example, as 3423186064 + 270931600 = 58508^2 + 16460^2 .

It is not an unprimeable number, because it can be changed into a prime (3694117667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382619 + ... + 392154.

Almost surely, 2^3694117664 is an apocalyptic number.

It is an amenable number.

3694117664 is a deficient number, since it is larger than the sum of its proper divisors (3627496636).

3694117664 is a wasteful number, since it uses less digits than its factorization.

3694117664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774932 (or 774924 counting only the distinct ones).

The product of its digits is 653184, while the sum is 47.

The square root of 3694117664 is about 60779.2535656699. The cubic root of 3694117664 is about 1545.8602909476.

The spelling of 3694117664 in words is "three billion, six hundred ninety-four million, one hundred seventeen thousand, six hundred sixty-four".