315783306916 has 243 divisors, whose sum is σ = 732481306851. Its totient is φ = 118682995200.

The previous prime is 315783306911. The next prime is 315783306961. The reversal of 315783306916 is 619603387513.

It is a happy number.

The square root of 315783306916 is 561946.

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

It can be written as a sum of positive squares in 4 ways, for example, as 192498052516 + 123285254400 = 438746^2 + 351120^2 .

It is not an unprimeable number, because it can be changed into a prime (315783306911) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 3548127000 + ... + 3548127088.

Almost surely, 2^315783306916 is an apocalyptic number.

315783306916 is the 561946-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 315783306916

315783306916 is an abundant number, since it is smaller than the sum of its proper divisors (416697999935).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

315783306916 is a wasteful number, since it uses less digits than its factorization.

315783306916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 315783306916 in words is "three hundred fifteen billion, seven hundred eighty-three million, three hundred six thousand, nine hundred sixteen".