56198156833 has 32 divisors (see below), whose sum is σ = 72221103360. Its totient is φ = 42529777920.

The previous prime is 56198156831. The next prime is 56198156843. The reversal of 56198156833 is 33865189165.

It is not a de Polignac number, because 56198156833 - 2¹ = 56198156831 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56198156831) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 182863 + ... + 381883.

It is an arithmetic number, because the mean of its divisors is an integer number (2256909480).

Almost surely, 2^56198156833 is an apocalyptic number.

It is an amenable number.

56198156833 is a deficient number, since it is larger than the sum of its proper divisors (16022946527).

56198156833 is a wasteful number, since it uses less digits than its factorization.

56198156833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199177.

The product of its digits is 4665600, while the sum is 55.

The spelling of 56198156833 in words is "fifty-six billion, one hundred ninety-eight million, one hundred fifty-six thousand, eight hundred thirty-three".