56271331894 has 8 divisors (see below), whose sum is σ = 84409182720. Its totient is φ = 28134937656.

The previous prime is 56271331891. The next prime is 56271331901. The reversal of 56271331894 is 49813317265.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56271331891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261814 + ... + 425545.

It is an arithmetic number, because the mean of its divisors is an integer number (10551147840).

Almost surely, 2^56271331894 is an apocalyptic number.

56271331894 is a deficient number, since it is larger than the sum of its proper divisors (28137850826).

56271331894 is a wasteful number, since it uses less digits than its factorization.

56271331894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728294.

The product of its digits is 1088640, while the sum is 49.

The spelling of 56271331894 in words is "fifty-six billion, two hundred seventy-one million, three hundred thirty-one thousand, eight hundred ninety-four".