3951812968 has 16 divisors (see below), whose sum is σ = 7415408160. Its totient is φ = 1974370800.

The previous prime is 3951812933. The next prime is 3951812989. The reversal of 3951812968 is 8692181593.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180988 + ... + 201643.

It is an arithmetic number, because the mean of its divisors is an integer number (463463010).

Almost surely, 2^3951812968 is an apocalyptic number.

It is an amenable number.

3951812968 is a deficient number, since it is larger than the sum of its proper divisors (3463595192).

3951812968 is a wasteful number, since it uses less digits than its factorization.

3951812968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383928 (or 383924 counting only the distinct ones).

The product of its digits is 933120, while the sum is 52.

The square root of 3951812968 is about 62863.4469942589. The cubic root of 3951812968 is about 1581.0009370973. Note that the first 3 decimals are identical.

The spelling of 3951812968 in words is "three billion, nine hundred fifty-one million, eight hundred twelve thousand, nine hundred sixty-eight".