57162201311 has 4 divisors (see below), whose sum is σ = 57254847312. Its totient is φ = 57069555312.

The previous prime is 57162201301. The next prime is 57162201319. The reversal of 57162201311 is 11310226175.

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 57162201311 - 2²² = 57158007007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57162201319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46322075 + ... + 46323308.

It is an arithmetic number, because the mean of its divisors is an integer number (14313711828).

Almost surely, 2^57162201311 is an apocalyptic number.

57162201311 is a deficient number, since it is larger than the sum of its proper divisors (92646001).

57162201311 is an equidigital number, since it uses as much as digits as its factorization.

57162201311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92646000.

The product of its (nonzero) digits is 2520, while the sum is 29.

Adding to 57162201311 its reverse (11310226175), we get a palindrome (68472427486).

The spelling of 57162201311 in words is "fifty-seven billion, one hundred sixty-two million, two hundred one thousand, three hundred eleven".