57585456319 has 2 divisors, whose sum is σ = 57585456320. Its totient is φ = 57585456318.

The previous prime is 57585456307. The next prime is 57585456323. The reversal of 57585456319 is 91365458575.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57585456319 - 2⁵ = 57585456287 is a prime.

It is a super-2 number, since 2×57585456319² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57585456349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28792728159 + 28792728160.

It is an arithmetic number, because the mean of its divisors is an integer number (28792728160).

Almost surely, 2^57585456319 is an apocalyptic number.

57585456319 is a deficient number, since it is larger than the sum of its proper divisors (1).

57585456319 is an equidigital number, since it uses as much as digits as its factorization.

57585456319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680000, while the sum is 58.

The spelling of 57585456319 in words is "fifty-seven billion, five hundred eighty-five million, four hundred fifty-six thousand, three hundred nineteen".