3956796458 has 4 divisors (see below), whose sum is σ = 5935194690. Its totient is φ = 1978398228.

The previous prime is 3956796457. The next prime is 3956796463. The reversal of 3956796458 is 8546976593.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3840652729 + 116143729 = 61973^2 + 10777^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3956796458.

It is not an unprimeable number, because it can be changed into a prime (3956796457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 989199113 + ... + 989199116.

Almost surely, 2^3956796458 is an apocalyptic number.

3956796458 is a deficient number, since it is larger than the sum of its proper divisors (1978398232).

3956796458 is a wasteful number, since it uses less digits than its factorization.

3956796458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1978398231.

The product of its digits is 48988800, while the sum is 62.

The square root of 3956796458 is about 62903.0719281658. The cubic root of 3956796458 is about 1581.6652391791.

The spelling of 3956796458 in words is "three billion, nine hundred fifty-six million, seven hundred ninety-six thousand, four hundred fifty-eight".