57747079465519 has 2 divisors, whose sum is σ = 57747079465520. Its totient is φ = 57747079465518.

The previous prime is 57747079465513. The next prime is 57747079465529. The reversal of 57747079465519 is 91556497074775.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57747079465519 - 2⁵ = 57747079465487 is a prime.

It is a super-2 number, since 2×57747079465519² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57747079465513) 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 as a sum of consecutive naturals, namely, 28873539732759 + 28873539732760.

It is an arithmetic number, because the mean of its divisors is an integer number (28873539732760).

Almost surely, 2^{57747079465519} is an apocalyptic number.

57747079465519 is a deficient number, since it is larger than the sum of its proper divisors (1).

57747079465519 is an equidigital number, since it uses as much as digits as its factorization.

57747079465519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2333772000, while the sum is 76.

The spelling of 57747079465519 in words is "fifty-seven trillion, seven hundred forty-seven billion, seventy-nine million, four hundred sixty-five thousand, five hundred nineteen".