57315633251 has 2 divisors, whose sum is σ = 57315633252. Its totient is φ = 57315633250.

The previous prime is 57315633233. The next prime is 57315633269. The reversal of 57315633251 is 15233651375.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (57315633233) and next prime (57315633269).

It is a cyclic number.

It is not a de Polignac number, because 57315633251 - 2¹⁴ = 57315616867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57315633199 and 57315633208.

It is not a weakly prime, because it can be changed into another prime (57315633211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28657816625 + 28657816626.

It is an arithmetic number, because the mean of its divisors is an integer number (28657816626).

Almost surely, 2^57315633251 is an apocalyptic number.

57315633251 is a deficient number, since it is larger than the sum of its proper divisors (1).

57315633251 is an equidigital number, since it uses as much as digits as its factorization.

57315633251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 283500, while the sum is 41.

The spelling of 57315633251 in words is "fifty-seven billion, three hundred fifteen million, six hundred thirty-three thousand, two hundred fifty-one".