57156342111 has 48 divisors (see below), whose sum is σ = 93879696768. Its totient is φ = 33200798400.

The previous prime is 57156342017. The next prime is 57156342149. The reversal of 57156342111 is 11124365175.

57156342111 is a `hidden beast` number, since 5 + 7 + 1 + 5 + 634 + 2 + 1 + 11 = 666.

It is not a de Polignac number, because 57156342111 - 2¹¹ = 57156340063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57156342151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 128976 + ... + 361866.

It is an arithmetic number, because the mean of its divisors is an integer number (1955827016).

Almost surely, 2^57156342111 is an apocalyptic number.

57156342111 is a deficient number, since it is larger than the sum of its proper divisors (36723354657).

57156342111 is a wasteful number, since it uses less digits than its factorization.

57156342111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233012 (or 233009 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The spelling of 57156342111 in words is "fifty-seven billion, one hundred fifty-six million, three hundred forty-two thousand, one hundred eleven".