315427354211517 has 32 divisors (see below), whose sum is σ = 456988669931520. Its totient is φ = 192789730056960.

The previous prime is 315427354211509. The next prime is 315427354211551. The reversal of 315427354211517 is 715112453724513.

It is not a de Polignac number, because 315427354211517 - 2³ = 315427354211509 is a prime.

It is a super-2 number, since 2×315427354211517² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 315427354211517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315427354211587) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 351738258 + ... + 352633884.

It is an arithmetic number, because the mean of its divisors is an integer number (14280895935360).

Almost surely, 2^{315427354211517} is an apocalyptic number.

It is an amenable number.

315427354211517 is a deficient number, since it is larger than the sum of its proper divisors (141561315720003).

315427354211517 is a wasteful number, since it uses less digits than its factorization.

315427354211517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094993.

The product of its digits is 3528000, while the sum is 51.

The spelling of 315427354211517 in words is "three hundred fifteen trillion, four hundred twenty-seven billion, three hundred fifty-four million, two hundred eleven thousand, five hundred seventeen".