2315261536317 has 20 divisors (see below), whose sum is σ = 3458731345696. Its totient is φ = 1543449326760.

The previous prime is 2315261536223. The next prime is 2315261536319. The reversal of 2315261536317 is 7136351625132.

2315261536317 is a `hidden beast` number, since 2 + 3 + 1 + 5 + 2 + 6 + 1 + 5 + 3 + 631 + 7 = 666.

It is not a de Polignac number, because 2315261536317 - 2¹⁴ = 2315261519933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2315261536319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1670442 + ... + 2724132.

Almost surely, 2^{2315261536317} is an apocalyptic number.

2315261536317 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2315261536317 is a deficient number, since it is larger than the sum of its proper divisors (1143469809379).

2315261536317 is a wasteful number, since it uses less digits than its factorization.

2315261536317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080830 (or 1080821 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The spelling of 2315261536317 in words is "two trillion, three hundred fifteen billion, two hundred sixty-one million, five hundred thirty-six thousand, three hundred seventeen".