3668715694 has 32 divisors (see below), whose sum is σ = 6569865216. Its totient is φ = 1502297280.

The previous prime is 3668715679. The next prime is 3668715751. The reversal of 3668715694 is 4965178663.

3668715694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313354 + ... + 324850.

It is an arithmetic number, because the mean of its divisors is an integer number (205308288).

Almost surely, 2^3668715694 is an apocalyptic number.

3668715694 is a deficient number, since it is larger than the sum of its proper divisors (2901149522).

3668715694 is a wasteful number, since it uses less digits than its factorization.

3668715694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12520.

The product of its digits is 6531840, while the sum is 55.

The square root of 3668715694 is about 60569.9240052355. The cubic root of 3668715694 is about 1542.3088566520.

The spelling of 3668715694 in words is "three billion, six hundred sixty-eight million, seven hundred fifteen thousand, six hundred ninety-four".