3671187916 has 54 divisors (see below), whose sum is σ = 7186742780. Its totient is φ = 1639685520.

The previous prime is 3671187913. The next prime is 3671187931. The reversal of 3671187916 is 6197811763.

It is a self number, because there is not a number n which added to its sum of digits gives 3671187916.

It is not an unprimeable number, because it can be changed into a prime (3671187913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1683715 + ... + 1685893.

Almost surely, 2^3671187916 is an apocalyptic number.

It is an amenable number.

3671187916 is a deficient number, since it is larger than the sum of its proper divisors (3515554864).

3671187916 is a wasteful number, since it uses less digits than its factorization.

3671187916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323 (or 2251 counting only the distinct ones).

The product of its digits is 381024, while the sum is 49.

The square root of 3671187916 is about 60590.3285681799. The cubic root of 3671187916 is about 1542.6552152561.

The spelling of 3671187916 in words is "three billion, six hundred seventy-one million, one hundred eighty-seven thousand, nine hundred sixteen".