313253042065 has 8 divisors (see below), whose sum is σ = 375907147560. Its totient is φ = 250600102272.

The previous prime is 313253042051. The next prime is 313253042087. The reversal of 313253042065 is 560240352313.

It can be written as a sum of positive squares in 4 ways, for example, as 17640089856 + 295612952209 = 132816^2 + 543703^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 313253042065 - 2³³ = 304663107473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 313253042065.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 490507 + ... + 931183.

It is an arithmetic number, because the mean of its divisors is an integer number (46988393445).

Almost surely, 2^313253042065 is an apocalyptic number.

It is an amenable number.

313253042065 is a deficient number, since it is larger than the sum of its proper divisors (62654105495).

313253042065 is a wasteful number, since it uses less digits than its factorization.

313253042065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582851.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 313253042065 its reverse (560240352313), we get a palindrome (873493394378).

The spelling of 313253042065 in words is "three hundred thirteen billion, two hundred fifty-three million, forty-two thousand, sixty-five".