315156307066 has 16 divisors (see below), whose sum is σ = 516688899840. Its totient is φ = 143524693440.

The previous prime is 315156307061. The next prime is 315156307133. The reversal of 315156307066 is 660703651513.

It is not an unprimeable number, because it can be changed into a prime (315156307061) 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 7 ways as a sum of consecutive naturals, for example, 149503836 + ... + 149505943.

It is an arithmetic number, because the mean of its divisors is an integer number (32293056240).

Almost surely, 2^315156307066 is an apocalyptic number.

315156307066 is a deficient number, since it is larger than the sum of its proper divisors (201532592774).

315156307066 is a wasteful number, since it uses less digits than its factorization.

315156307066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299009829.

The product of its (nonzero) digits is 340200, while the sum is 43.

Adding to 315156307066 its reverse (660703651513), we get a palindrome (975859958579).

The spelling of 315156307066 in words is "three hundred fifteen billion, one hundred fifty-six million, three hundred seven thousand, sixty-six".