3138451996 has 24 divisors (see below), whose sum is σ = 5784902480. Its totient is φ = 1485724032.

The previous prime is 3138451909. The next prime is 3138452027. The reversal of 3138451996 is 6991548313.

3138451996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121450 + ... + 145006.

Almost surely, 2^3138451996 is an apocalyptic number.

It is an amenable number.

3138451996 is a deficient number, since it is larger than the sum of its proper divisors (2646450484).

3138451996 is a wasteful number, since it uses less digits than its factorization.

3138451996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25333 (or 25331 counting only the distinct ones).

The product of its digits is 699840, while the sum is 49.

The square root of 3138451996 is about 56021.8885436755. Note that the first 3 decimals coincide. The cubic root of 3138451996 is about 1464.1036728468.

The spelling of 3138451996 in words is "three billion, one hundred thirty-eight million, four hundred fifty-one thousand, nine hundred ninety-six".