3957156588 has 96 divisors (see below), whose sum is σ = 11623772160. Its totient is φ = 1017829440.

The previous prime is 3957156569. The next prime is 3957156611. The reversal of 3957156588 is 8856517593.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74383 + ... + 115961.

It is an arithmetic number, because the mean of its divisors is an integer number (121080960).

Almost surely, 2^3957156588 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3957156588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5811886080).

3957156588 is an abundant number, since it is smaller than the sum of its proper divisors (7666615572).

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

3957156588 is a wasteful number, since it uses less digits than its factorization.

3957156588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41707 (or 41705 counting only the distinct ones).

The product of its digits is 9072000, while the sum is 57.

The square root of 3957156588 is about 62905.9344418315. The cubic root of 3957156588 is about 1581.7132230998.

The spelling of 3957156588 in words is "three billion, nine hundred fifty-seven million, one hundred fifty-six thousand, five hundred eighty-eight".