56315053253 has 2 divisors, whose sum is σ = 56315053254. Its totient is φ = 56315053252.

The previous prime is 56315053237. The next prime is 56315053273. The reversal of 56315053253 is 35235051365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47391983809 + 8923069444 = 217697^2 + 94462^2 .

It is a cyclic number.

It is not a de Polignac number, because 56315053253 - 2⁴ = 56315053237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56315053273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28157526626 + 28157526627.

It is an arithmetic number, because the mean of its divisors is an integer number (28157526627).

Almost surely, 2^56315053253 is an apocalyptic number.

It is an amenable number.

56315053253 is a deficient number, since it is larger than the sum of its proper divisors (1).

56315053253 is an equidigital number, since it uses as much as digits as its factorization.

56315053253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 202500, while the sum is 38.

The spelling of 56315053253 in words is "fifty-six billion, three hundred fifteen million, fifty-three thousand, two hundred fifty-three".