315006051556313 has 4 divisors (see below), whose sum is σ = 339237286291428. Its totient is φ = 290774816821200.

The previous prime is 315006051556309. The next prime is 315006051556321. The reversal of 315006051556313 is 313655150600513.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 59087709043609 + 255918342512704 = 7686853^2 + 15997448^2 .

It is a cyclic number.

It is not a de Polignac number, because 315006051556313 - 2² = 315006051556309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315006051516313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12115617367538 + ... + 12115617367563.

It is an arithmetic number, because the mean of its divisors is an integer number (84809321572857).

Almost surely, 2^{315006051556313} is an apocalyptic number.

It is an amenable number.

315006051556313 is a deficient number, since it is larger than the sum of its proper divisors (24231234735115).

315006051556313 is a wasteful number, since it uses less digits than its factorization.

315006051556313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24231234735114.

The product of its (nonzero) digits is 607500, while the sum is 44.

The spelling of 315006051556313 in words is "three hundred fifteen trillion, six billion, fifty-one million, five hundred fifty-six thousand, three hundred thirteen".