3655862164 has 6 divisors (see below), whose sum is σ = 6397758794. Its totient is φ = 1827931080.

The previous prime is 3655862149. The next prime is 3655862179. The reversal of 3655862164 is 4612685563.

It is an interprime number because it is at equal distance from previous prime (3655862149) and next prime (3655862179).

It can be written as a sum of positive squares in only one way, i.e., 2106810000 + 1549052164 = 45900^2 + 39358^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456982767 + ... + 456982774.

Almost surely, 2^3655862164 is an apocalyptic number.

It is an amenable number.

3655862164 is a deficient number, since it is larger than the sum of its proper divisors (2741896630).

3655862164 is a wasteful number, since it uses less digits than its factorization.

3655862164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913965545 (or 913965543 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 46.

The square root of 3655862164 is about 60463.7260181673. The cubic root of 3655862164 is about 1540.5055634768.

The spelling of 3655862164 in words is "three billion, six hundred fifty-five million, eight hundred sixty-two thousand, one hundred sixty-four".