57057120166705 has 4 divisors (see below), whose sum is σ = 68468544200052. Its totient is φ = 45645696133360.

The previous prime is 57057120166693. The next prime is 57057120166769. The reversal of 57057120166705 is 50766102175075.

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

It can be written as a sum of positive squares in 2 ways, for example, as 24234865643664 + 32822254523041 = 4922892^2 + 5729071^2 .

It is a de Polignac number, because none of the positive numbers 2^k-57057120166705 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5705712016666 + ... + 5705712016675.

It is an arithmetic number, because the mean of its divisors is an integer number (17117136050013).

Almost surely, 2^{57057120166705} is an apocalyptic number.

It is an amenable number.

57057120166705 is a deficient number, since it is larger than the sum of its proper divisors (11411424033347).

57057120166705 is a wasteful number, since it uses less digits than its factorization.

57057120166705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11411424033346.

The product of its (nonzero) digits is 3087000, while the sum is 52.

The spelling of 57057120166705 in words is "fifty-seven trillion, fifty-seven billion, one hundred twenty million, one hundred sixty-six thousand, seven hundred five".