57505623239 has 2 divisors, whose sum is σ = 57505623240. Its totient is φ = 57505623238.

The previous prime is 57505623233. The next prime is 57505623271. The reversal of 57505623239 is 93232650575.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57505623239 - 2³² = 53210655943 is a prime.

It is a super-2 number, since 2×57505623239² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57505623193 and 57505623202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57505623233) 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, 28752811619 + 28752811620.

It is an arithmetic number, because the mean of its divisors is an integer number (28752811620).

Almost surely, 2^57505623239 is an apocalyptic number.

57505623239 is a deficient number, since it is larger than the sum of its proper divisors (1).

57505623239 is an equidigital number, since it uses as much as digits as its factorization.

57505623239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701000, while the sum is 47.

The spelling of 57505623239 in words is "fifty-seven billion, five hundred five million, six hundred twenty-three thousand, two hundred thirty-nine".