57198140031111 has 4 divisors (see below), whose sum is σ = 76264186708152. Its totient is φ = 38132093354072.

The previous prime is 57198140030963. The next prime is 57198140031127. The reversal of 57198140031111 is 11113004189175.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57198140031111 - 2¹⁵ = 57198139998343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57198140030111) 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 3 ways as a sum of consecutive naturals, for example, 9533023338516 + ... + 9533023338521.

It is an arithmetic number, because the mean of its divisors is an integer number (19066046677038).

Almost surely, 2^{57198140031111} is an apocalyptic number.

57198140031111 is a deficient number, since it is larger than the sum of its proper divisors (19066046677041).

57198140031111 is a wasteful number, since it uses less digits than its factorization.

57198140031111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19066046677040.

The product of its (nonzero) digits is 30240, while the sum is 42.

The spelling of 57198140031111 in words is "fifty-seven trillion, one hundred ninety-eight billion, one hundred forty million, thirty-one thousand, one hundred eleven".