3613115646 has 60 divisors (see below), whose sum is σ = 9417881088. Its totient is φ = 1032316488.

The previous prime is 3613115603. The next prime is 3613115657. The reversal of 3613115646 is 6465113163.

3613115646 is a `hidden beast` number, since 3 + 6 + 1 + 3 + 1 + 1 + 5 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 3613115646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 219646 + ... + 235521.

Almost surely, 2^3613115646 is an apocalyptic number.

3613115646 is an abundant number, since it is smaller than the sum of its proper divisors (5804765442).

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

3613115646 is a wasteful number, since it uses less digits than its factorization.

3613115646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455195 (or 455179 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 3613115646 is about 60109.1976822183. The cubic root of 3613115646 is about 1534.4778392812.

The spelling of 3613115646 in words is "three billion, six hundred thirteen million, one hundred fifteen thousand, six hundred forty-six".