315116623250426 has 32 divisors (see below), whose sum is σ = 476377299046800. Its totient is φ = 156329898416640.

The previous prime is 315116623250393. The next prime is 315116623250479. The reversal of 315116623250426 is 624052326611513.

It can be written as a sum of positive squares in 8 ways, for example, as 64829953407025 + 250286669843401 = 8051705^2 + 15820451^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185905256 + ... + 187592636.

Almost surely, 2^{315116623250426} is an apocalyptic number.

315116623250426 is a deficient number, since it is larger than the sum of its proper divisors (161260675796374).

315116623250426 is a wasteful number, since it uses less digits than its factorization.

315116623250426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1689074.

The product of its (nonzero) digits is 1555200, while the sum is 47.

Adding to 315116623250426 its reverse (624052326611513), we get a palindrome (939168949861939).

The spelling of 315116623250426 in words is "three hundred fifteen trillion, one hundred sixteen billion, six hundred twenty-three million, two hundred fifty thousand, four hundred twenty-six".