3983661128 has 16 divisors (see below), whose sum is σ = 7470059760. Its totient is φ = 1991645200.

The previous prime is 3983661079. The next prime is 3983661131. The reversal of 3983661128 is 8211663893.

3983661128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 120743 + ... + 150153.

It is an arithmetic number, because the mean of its divisors is an integer number (466878735).

Almost surely, 2^3983661128 is an apocalyptic number.

It is an amenable number.

3983661128 is a deficient number, since it is larger than the sum of its proper divisors (3486398632).

3983661128 is a wasteful number, since it uses less digits than its factorization.

3983661128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46348 (or 46344 counting only the distinct ones).

The product of its digits is 373248, while the sum is 47.

The square root of 3983661128 is about 63116.2509026004. The cubic root of 3983661128 is about 1585.2367405371.

The spelling of 3983661128 in words is "three billion, nine hundred eighty-three million, six hundred sixty-one thousand, one hundred twenty-eight".