57297417221 has 8 divisors (see below), whose sum is σ = 64030817088. Its totient is φ = 50818108000.

The previous prime is 57297417209. The next prime is 57297417227. The reversal of 57297417221 is 12271479275.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 57297417221 - 2³⁰ = 56223675397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57297417227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63522185 + ... + 63523086.

It is an arithmetic number, because the mean of its divisors is an integer number (8003852136).

Almost surely, 2^57297417221 is an apocalyptic number.

It is an amenable number.

57297417221 is a deficient number, since it is larger than the sum of its proper divisors (6733399867).

57297417221 is a wasteful number, since it uses less digits than its factorization.

57297417221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127045323.

The product of its digits is 493920, while the sum is 47.

The spelling of 57297417221 in words is "fifty-seven billion, two hundred ninety-seven million, four hundred seventeen thousand, two hundred twenty-one".