3958158816 has 72 divisors (see below), whose sum is σ = 11262527640. Its totient is φ = 1318622976.

The previous prime is 3958158781. The next prime is 3958158823. The reversal of 3958158816 is 6188518593.

3958158816 is a `hidden beast` number, since 3 + 9 + 58 + 1 + 588 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 728526 + ... + 733938.

It is an arithmetic number, because the mean of its divisors is an integer number (156423995).

Almost surely, 2^3958158816 is an apocalyptic number.

3958158816 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3958158816 is an abundant number, since it is smaller than the sum of its proper divisors (7304368824).

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

3958158816 is a wasteful number, since it uses less digits than its factorization.

3958158816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7968 (or 7957 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 54.

The square root of 3958158816 is about 62913.9000221732. The cubic root of 3958158816 is about 1581.8467451910.

The spelling of 3958158816 in words is "three billion, nine hundred fifty-eight million, one hundred fifty-eight thousand, eight hundred sixteen".