3431563656 has 64 divisors (see below), whose sum is σ = 8791910400. Its totient is φ = 1115788608.

The previous prime is 3431563627. The next prime is 3431563669. The reversal of 3431563656 is 6563651343.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155265 + ... + 175983.

It is an arithmetic number, because the mean of its divisors is an integer number (137373600).

Almost surely, 2^3431563656 is an apocalyptic number.

It is an amenable number.

3431563656 is an abundant number, since it is smaller than the sum of its proper divisors (5360346744).

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

3431563656 is a wasteful number, since it uses less digits than its factorization.

3431563656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20898 (or 20894 counting only the distinct ones).

The product of its digits is 583200, while the sum is 42.

The square root of 3431563656 is about 58579.5498104927. The cubic root of 3431563656 is about 1508.3334179163. Note that the first 3 decimals are identical.

The spelling of 3431563656 in words is "three billion, four hundred thirty-one million, five hundred sixty-three thousand, six hundred fifty-six".