3951949056 has 324 divisors, whose sum is σ = 12350780064. Its totient is φ = 1118853120.

The previous prime is 3951949031. The next prime is 3951949069. The reversal of 3951949056 is 6509491593.

3951949056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3951949056² = 31235802682438582272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 91905771 + ... + 91905813.

Almost surely, 2^3951949056 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 3951949056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6175390032).

3951949056 is an abundant number, since it is smaller than the sum of its proper divisors (8398831008).

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

3951949056 is a wasteful number, since it uses less digits than its factorization.

3951949056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 1312200, while the sum is 51.

The square root of 3951949056 is about 62864.5293945640. The cubic root of 3951949056 is about 1581.0190851210.

The spelling of 3951949056 in words is "three billion, nine hundred fifty-one million, nine hundred forty-nine thousand, fifty-six".