3139490650 has 36 divisors (see below), whose sum is σ = 6163003422. Its totient is φ = 1189694880.

The previous prime is 3139490647. The next prime is 3139490699. The reversal of 3139490650 is 560949313.

3139490650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2897345929 + 242144721 = 53827^2 + 15561^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 68917 + ... + 105016.

Almost surely, 2^3139490650 is an apocalyptic number.

3139490650 is a deficient number, since it is larger than the sum of its proper divisors (3023512772).

3139490650 is a wasteful number, since it uses less digits than its factorization.

3139490650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173983 (or 173959 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 3139490650 is about 56031.1578498963. The cubic root of 3139490650 is about 1464.2651674746.

The spelling of 3139490650 in words is "three billion, one hundred thirty-nine million, four hundred ninety thousand, six hundred fifty".