3979049416 has 16 divisors (see below), whose sum is σ = 7537633740. Its totient is φ = 1969013760.

The previous prime is 3979049401. The next prime is 3979049441. The reversal of 3979049416 is 6149409793.

It can be written as a sum of positive squares in 2 ways, for example, as 3761368900 + 217680516 = 61330^2 + 14754^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2563045 + ... + 2564596.

Almost surely, 2^3979049416 is an apocalyptic number.

It is an amenable number.

3979049416 is a deficient number, since it is larger than the sum of its proper divisors (3558584324).

3979049416 is a wasteful number, since it uses less digits than its factorization.

3979049416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5127744 (or 5127740 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 52.

The square root of 3979049416 is about 63079.7068477652. The cubic root of 3979049416 is about 1584.6247843527.

The spelling of 3979049416 in words is "three billion, nine hundred seventy-nine million, forty-nine thousand, four hundred sixteen".