2315544323115 has 64 divisors (see below), whose sum is σ = 4057468416000. Its totient is φ = 1122562437120.

The previous prime is 2315544323107. The next prime is 2315544323129. The reversal of 2315544323115 is 5113234455132.

It is not a de Polignac number, because 2315544323115 - 2³ = 2315544323107 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3651087 + ... + 4238103.

It is an arithmetic number, because the mean of its divisors is an integer number (63397944000).

Almost surely, 2^{2315544323115} is an apocalyptic number.

2315544323115 is a deficient number, since it is larger than the sum of its proper divisors (1741924092885).

2315544323115 is a wasteful number, since it uses less digits than its factorization.

2315544323115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587572.

The product of its digits is 216000, while the sum is 39.

Adding to 2315544323115 its reverse (5113234455132), we get a palindrome (7428778778247).

The spelling of 2315544323115 in words is "two trillion, three hundred fifteen billion, five hundred forty-four million, three hundred twenty-three thousand, one hundred fifteen".