315180978718 has 16 divisors (see below), whose sum is σ = 481969080000. Its totient is φ = 154551395232.

The previous prime is 315180978703. The next prime is 315180978727. The reversal of 315180978718 is 817879081513.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6670473 + ... + 6717556.

It is an arithmetic number, because the mean of its divisors is an integer number (30123067500).

Almost surely, 2^315180978718 is an apocalyptic number.

315180978718 is a deficient number, since it is larger than the sum of its proper divisors (166788101282).

315180978718 is a wasteful number, since it uses less digits than its factorization.

315180978718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13388259.

The product of its (nonzero) digits is 3386880, while the sum is 58.

The spelling of 315180978718 in words is "three hundred fifteen billion, one hundred eighty million, nine hundred seventy-eight thousand, seven hundred eighteen".