316255424666645 has 8 divisors (see below), whose sum is σ = 379569000416856. Its totient is φ = 252962679188736.

The previous prime is 316255424666641. The next prime is 316255424666659. The reversal of 316255424666645 is 546666424552613.

It can be written as a sum of positive squares in 4 ways, for example, as 68231416173361 + 248024008493284 = 8260231^2 + 15748778^2 .

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 316255424666645 - 2² = 316255424666641 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316255424666641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5207534672 + ... + 5207595401.

It is an arithmetic number, because the mean of its divisors is an integer number (47446125052107).

Almost surely, 2^{316255424666645} is an apocalyptic number.

It is an amenable number.

316255424666645 is a deficient number, since it is larger than the sum of its proper divisors (63313575750211).

316255424666645 is a wasteful number, since it uses less digits than its factorization.

316255424666645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10415136151.

The product of its digits is 746496000, while the sum is 65.

The spelling of 316255424666645 in words is "three hundred sixteen trillion, two hundred fifty-five billion, four hundred twenty-four million, six hundred sixty-six thousand, six hundred forty-five".