56157696163873 has 8 divisors (see below), whose sum is σ = 56348858091680. Its totient is φ = 55966587729120.

The previous prime is 56157696163867. The next prime is 56157696163939. The reversal of 56157696163873 is 37836169675165.

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

It is a cyclic number.

It is not a de Polignac number, because 56157696163873 - 2²⁹ = 56157159292961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56157696163796 and 56157696163805.

It is not an unprimeable number, because it can be changed into a prime (56157696163853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11269503 + ... + 15469876.

It is an arithmetic number, because the mean of its divisors is an integer number (7043607261460).

Almost surely, 2^{56157696163873} is an apocalyptic number.

It is an amenable number.

56157696163873 is a deficient number, since it is larger than the sum of its proper divisors (191161927807).

56157696163873 is a wasteful number, since it uses less digits than its factorization.

56157696163873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26746527.

The product of its digits is 1028764800, while the sum is 73.

The spelling of 56157696163873 in words is "fifty-six trillion, one hundred fifty-seven billion, six hundred ninety-six million, one hundred sixty-three thousand, eight hundred seventy-three".