57265945853 has 2 divisors, whose sum is σ = 57265945854. Its totient is φ = 57265945852.

The previous prime is 57265945837. The next prime is 57265945931. The reversal of 57265945853 is 35854956275.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50561120164 + 6704825689 = 224858^2 + 81883^2 .

It is a cyclic number.

It is not a de Polignac number, because 57265945853 - 2⁴ = 57265945837 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 57265945792 and 57265945801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57265941853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28632972926 + 28632972927.

It is an arithmetic number, because the mean of its divisors is an integer number (28632972927).

Almost surely, 2^57265945853 is an apocalyptic number.

It is an amenable number.

57265945853 is a deficient number, since it is larger than the sum of its proper divisors (1).

57265945853 is an equidigital number, since it uses as much as digits as its factorization.

57265945853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360000, while the sum is 59.

The spelling of 57265945853 in words is "fifty-seven billion, two hundred sixty-five million, nine hundred forty-five thousand, eight hundred fifty-three".