57320695268 has 24 divisors (see below), whose sum is σ = 106228499832. Its totient is φ = 26970223104.

The previous prime is 57320695261. The next prime is 57320695303. The reversal of 57320695268 is 86259602375.

It can be written as a sum of positive squares in 4 ways, for example, as 25818705124 + 31501990144 = 160682^2 + 177488^2 .

It is not an unprimeable number, because it can be changed into a prime (57320695261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395246 + ... + 520442.

It is an arithmetic number, because the mean of its divisors is an integer number (4426187493).

Almost surely, 2^57320695268 is an apocalyptic number.

It is an amenable number.

57320695268 is a deficient number, since it is larger than the sum of its proper divisors (48907804564).

57320695268 is a wasteful number, since it uses less digits than its factorization.

57320695268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131951 (or 131949 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 57320695268 in words is "fifty-seven billion, three hundred twenty million, six hundred ninety-five thousand, two hundred sixty-eight".