56448028893866 has 32 divisors (see below), whose sum is σ = 85542010357440. Its totient is φ = 27935282592000.

The previous prime is 56448028893797. The next prime is 56448028893889. The reversal of 56448028893866 is 66839882084465.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1436280416 + ... + 1436319716.

It is an arithmetic number, because the mean of its divisors is an integer number (2673187823670).

Almost surely, 2^{56448028893866} is an apocalyptic number.

56448028893866 is a deficient number, since it is larger than the sum of its proper divisors (29093981463574).

56448028893866 is a wasteful number, since it uses less digits than its factorization.

56448028893866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55110.

The product of its (nonzero) digits is 3822059520, while the sum is 77.

The spelling of 56448028893866 in words is "fifty-six trillion, four hundred forty-eight billion, twenty-eight million, eight hundred ninety-three thousand, eight hundred sixty-six".