57916082257 has 16 divisors (see below), whose sum is σ = 65010703680. Its totient is φ = 51146056000.

The previous prime is 57916082221. The next prime is 57916082281. The reversal of 57916082257 is 75228061975.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 57916082257 - 2¹⁹ = 57915557969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57916082557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 432907 + ... + 550672.

It is an arithmetic number, because the mean of its divisors is an integer number (4063168980).

Almost surely, 2^57916082257 is an apocalyptic number.

It is an amenable number.

57916082257 is a deficient number, since it is larger than the sum of its proper divisors (7094621423).

57916082257 is a wasteful number, since it uses less digits than its factorization.

57916082257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983744.

The product of its (nonzero) digits is 2116800, while the sum is 52.

The spelling of 57916082257 in words is "fifty-seven billion, nine hundred sixteen million, eighty-two thousand, two hundred fifty-seven".