3950836656 has 40 divisors (see below), whose sum is σ = 10991431920. Its totient is φ = 1215641856.

The previous prime is 3950836651. The next prime is 3950836657. The reversal of 3950836656 is 6566380593.

It is a super-2 number, since 2×3950836656² = 31218220564786524672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3950836599 and 3950836608.

It is not an unprimeable number, because it can be changed into a prime (3950836651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3165111 + ... + 3166358.

It is an arithmetic number, because the mean of its divisors is an integer number (274785798).

Almost surely, 2^3950836656 is an apocalyptic number.

It is an amenable number.

3950836656 is an abundant number, since it is smaller than the sum of its proper divisors (7040595264).

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

3950836656 is a wasteful number, since it uses less digits than its factorization.

3950836656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6331493 (or 6331487 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 51.

The square root of 3950836656 is about 62855.6811752128. The cubic root of 3950836656 is about 1580.8707287322.

The spelling of 3950836656 in words is "three billion, nine hundred fifty million, eight hundred thirty-six thousand, six hundred fifty-six".