313512216026205 has 64 divisors (see below), whose sum is σ = 607227715584000. Its totient is φ = 134839086818304.

The previous prime is 313512216026189. The next prime is 313512216026237. The reversal of 313512216026205 is 502620612215313.

It is not a de Polignac number, because 313512216026205 - 2⁴ = 313512216026189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27886455 + ... + 37479044.

It is an arithmetic number, because the mean of its divisors is an integer number (9487933056000).

Almost surely, 2^{313512216026205} is an apocalyptic number.

313512216026205 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

313512216026205 is a deficient number, since it is larger than the sum of its proper divisors (293715499557795).

313512216026205 is a wasteful number, since it uses less digits than its factorization.

313512216026205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65368218.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 313512216026205 in words is "three hundred thirteen trillion, five hundred twelve billion, two hundred sixteen million, twenty-six thousand, two hundred five".