57119566009 has 9 divisors (see below), whose sum is σ = 62787206181. Its totient is φ = 51924488220.

The previous prime is 57119566001. The next prime is 57119566013. The reversal of 57119566009 is 90066591175.

The square root of 57119566009 is 238997.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 57119566009 - 2³ = 57119566001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57119566001) 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 8 ways as a sum of consecutive naturals, for example, 2618104 + ... + 2639830.

Almost surely, 2^57119566009 is an apocalyptic number.

57119566009 is the 238997-th square number.

57119566009 is the 119499-th centered octagonal number.

It is an amenable number.

57119566009 is a deficient number, since it is larger than the sum of its proper divisors (5667640172).

57119566009 is an frugal number, since it uses more digits than its factorization.

57119566009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43476 (or 21738 counting only the distinct ones).

The product of its (nonzero) digits is 510300, while the sum is 49.

Multiplying 57119566009 by its sum of digits (49), we get a square (2798858734441 = 1672979²).

The spelling of 57119566009 in words is "fifty-seven billion, one hundred nineteen million, five hundred sixty-six thousand, nine".