183156940857 has 16 divisors (see below), whose sum is σ = 266552422848. Its totient is φ = 110944903680.

The previous prime is 183156940783. The next prime is 183156940903. The reversal of 183156940857 is 758049651381.

It is not a de Polignac number, because 183156940857 - 2¹⁵ = 183156908089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 183156940797 and 183156940806.

It is not an unprimeable number, because it can be changed into a prime (183156940157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1419828 + ... + 1543445.

It is an arithmetic number, because the mean of its divisors is an integer number (16659526428).

Almost surely, 2^183156940857 is an apocalyptic number.

It is an amenable number.

183156940857 is a deficient number, since it is larger than the sum of its proper divisors (83395481991).

183156940857 is a wasteful number, since it uses less digits than its factorization.

183156940857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2965160.

The product of its (nonzero) digits is 7257600, while the sum is 57.

The spelling of 183156940857 in words is "one hundred eighty-three billion, one hundred fifty-six million, nine hundred forty thousand, eight hundred fifty-seven".