315747343396 has 9 divisors (see below), whose sum is σ = 552559817649. Its totient is φ = 157873109784.

The previous prime is 315747343337. The next prime is 315747343399. The reversal of 315747343396 is 693343747513.

The square root of 315747343396 is 561914.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 15294268900 + 300453074496 = 123670^2 + 548136^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315747343399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 983350 + ... + 1264306.

Almost surely, 2^315747343396 is an apocalyptic number.

315747343396 is the 561914-th square number.

It is an amenable number.

315747343396 is a deficient number, since it is larger than the sum of its proper divisors (236812474253).

315747343396 is an frugal number, since it uses more digits than its factorization.

315747343396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561918 (or 280959 counting only the distinct ones).

The product of its digits is 17146080, while the sum is 55.

The spelling of 315747343396 in words is "three hundred fifteen billion, seven hundred forty-seven million, three hundred forty-three thousand, three hundred ninety-six".