315632723344 has 15 divisors (see below), whose sum is σ = 611542755553. Its totient is φ = 157815238048.

The previous prime is 315632723339. The next prime is 315632723353. The reversal of 315632723344 is 443327236513.

The square root of 315632723344 is 561812.

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., 236721171600 + 78911551744 = 486540^2 + 280912^2 .

It is a super-3 number, since 3×315632723344³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 315632723344.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2177022 + ... + 2317474.

Almost surely, 2^315632723344 is an apocalyptic number.

315632723344 is the 561812-nd square number.

It is an amenable number.

315632723344 is a deficient number, since it is larger than the sum of its proper divisors (295910032209).

315632723344 is an frugal number, since it uses more digits than its factorization.

315632723344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280914 (or 140455 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 43.

Adding to 315632723344 its reverse (443327236513), we get a palindrome (758959959857).

The spelling of 315632723344 in words is "three hundred fifteen billion, six hundred thirty-two million, seven hundred twenty-three thousand, three hundred forty-four".