3956689368 has 48 divisors (see below), whose sum is σ = 10722025080. Its totient is φ = 1318159104.

The previous prime is 3956689367. The next prime is 3956689397. The reversal of 3956689368 is 8639866593.

3956689368 is a `hidden beast` number, since 3 + 9 + 566 + 8 + 9 + 3 + 68 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3956689367) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122896 + ... + 151712.

Almost surely, 2^3956689368 is an apocalyptic number.

It is an amenable number.

3956689368 is an abundant number, since it is smaller than the sum of its proper divisors (6765335712).

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

3956689368 is a wasteful number, since it uses less digits than its factorization.

3956689368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30736 (or 30729 counting only the distinct ones).

The product of its digits is 50388480, while the sum is 63.

The square root of 3956689368 is about 62902.2206921187. The cubic root of 3956689368 is about 1581.6509698866.

The spelling of 3956689368 in words is "three billion, nine hundred fifty-six million, six hundred eighty-nine thousand, three hundred sixty-eight".