315545306240216 has 64 divisors (see below), whose sum is σ = 644825835007200. Its totient is φ = 143891398176768.

The previous prime is 315545306240179. The next prime is 315545306240221. The reversal of 315545306240216 is 612042603545513.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35425706 + ... + 43428921.

Almost surely, 2^{315545306240216} is an apocalyptic number.

It is an amenable number.

315545306240216 is an abundant number, since it is smaller than the sum of its proper divisors (329280528766984).

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

315545306240216 is a wasteful number, since it uses less digits than its factorization.

315545306240216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78855108 (or 78855104 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 47.

Adding to 315545306240216 its reverse (612042603545513), we get a palindrome (927587909785729).

The spelling of 315545306240216 in words is "three hundred fifteen trillion, five hundred forty-five billion, three hundred six million, two hundred forty thousand, two hundred sixteen".