316261244555245 has 12 divisors (see below), whose sum is σ = 417151195298460. Its totient is φ = 230008177857920.

The previous prime is 316261244555197. The next prime is 316261244555273. The reversal of 316261244555245 is 542555442162613.

It can be written as a sum of positive squares in 2 ways, for example, as 130714838097481 + 185546406457764 = 11433059^2 + 13621542^2 .

It is not a de Polignac number, because 316261244555245 - 2¹⁵ = 316261244522477 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 261372928780 + ... + 261372929989.

It is an arithmetic number, because the mean of its divisors is an integer number (34762599608205).

Almost surely, 2^{316261244555245} is an apocalyptic number.

It is an amenable number.

316261244555245 is a deficient number, since it is larger than the sum of its proper divisors (100889950743215).

316261244555245 is a wasteful number, since it uses less digits than its factorization.

316261244555245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522745858796 (or 522745858785 counting only the distinct ones).

The product of its digits is 34560000, while the sum is 55.

The spelling of 316261244555245 in words is "three hundred sixteen trillion, two hundred sixty-one billion, two hundred forty-four million, five hundred fifty-five thousand, two hundred forty-five".