57823717252009 has 2 divisors, whose sum is σ = 57823717252010. Its totient is φ = 57823717252008.

The previous prime is 57823717251991. The next prime is 57823717252027. The reversal of 57823717252009 is 90025271732875.

It is a balanced prime because it is at equal distance from previous prime (57823717251991) and next prime (57823717252027).

It can be written as a sum of positive squares in only one way, i.e., 57745332931225 + 78384320784 = 7599035^2 + 279972^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57823717252009 is a prime.

It is not a weakly prime, because it can be changed into another prime (57823717252309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28911858626004 + 28911858626005.

It is an arithmetic number, because the mean of its divisors is an integer number (28911858626005).

Almost surely, 2^{57823717252009} is an apocalyptic number.

It is an amenable number.

57823717252009 is a deficient number, since it is larger than the sum of its proper divisors (1).

57823717252009 is an equidigital number, since it uses as much as digits as its factorization.

57823717252009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14817600, while the sum is 58.

The spelling of 57823717252009 in words is "fifty-seven trillion, eight hundred twenty-three billion, seven hundred seventeen million, two hundred fifty-two thousand, nine".