1956346456 has 16 divisors (see below), whose sum is σ = 3677833800. Its totient is φ = 975590784.

The previous prime is 1956346429. The next prime is 1956346477. The reversal of 1956346456 is 6546436591.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319585 + ... + 325648.

Almost surely, 2^1956346456 is an apocalyptic number.

It is an amenable number.

1956346456 is a deficient number, since it is larger than the sum of its proper divisors (1721487344).

1956346456 is a wasteful number, since it uses less digits than its factorization.

1956346456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645618 (or 645614 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 49.

The square root of 1956346456 is about 44230.6054220378. The cubic root of 1956346456 is about 1250.6868664491.

The spelling of 1956346456 in words is "one billion, nine hundred fifty-six million, three hundred forty-six thousand, four hundred fifty-six".