315617156031763 has 2 divisors, whose sum is σ = 315617156031764. Its totient is φ = 315617156031762.

The previous prime is 315617156031649. The next prime is 315617156031809. The reversal of 315617156031763 is 367130651716513.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 315617156031763 - 2¹³ = 315617156023571 is a prime.

It is a super-2 number, since 2×315617156031763² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (315617156037763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157808578015881 + 157808578015882.

It is an arithmetic number, because the mean of its divisors is an integer number (157808578015882).

Almost surely, 2^{315617156031763} is an apocalyptic number.

315617156031763 is a deficient number, since it is larger than the sum of its proper divisors (1).

315617156031763 is an equidigital number, since it uses as much as digits as its factorization.

315617156031763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7144200, while the sum is 55.

The spelling of 315617156031763 in words is "three hundred fifteen trillion, six hundred seventeen billion, one hundred fifty-six million, thirty-one thousand, seven hundred sixty-three".