1939049016 has 16 divisors (see below), whose sum is σ = 4847622600. Its totient is φ = 646349664.

The previous prime is 1939049003. The next prime is 1939049023. The reversal of 1939049016 is 6109409391.

It is a super-2 number, since 2×1939049016² = 7519822172901136512, which contains 22 as substring.

It is a congruent number.

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, 40396831 + ... + 40396878.

Almost surely, 2^1939049016 is an apocalyptic number.

It is an amenable number.

1939049016 is an abundant number, since it is smaller than the sum of its proper divisors (2908573584).

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

1939049016 is a wasteful number, since it uses less digits than its factorization.

1939049016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80793718 (or 80793714 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 1939049016 is about 44034.6342780317. The cubic root of 1939049016 is about 1246.9898805767.

The spelling of 1939049016 in words is "one billion, nine hundred thirty-nine million, forty-nine thousand, sixteen".