613326252845 has 8 divisors (see below), whose sum is σ = 735995706264. Its totient is φ = 490658200384.

The previous prime is 613326252839. The next prime is 613326252853. The reversal of 613326252845 is 548252623316.

It can be written as a sum of positive squares in 4 ways, for example, as 7813499236 + 605512753609 = 88394^2 + 778147^2 .

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 613326252845 - 2²⁴ = 613309475629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 613326252845.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1571447 + ... + 1922523.

It is an arithmetic number, because the mean of its divisors is an integer number (91999463283).

Almost surely, 2^613326252845 is an apocalyptic number.

It is an amenable number.

613326252845 is a deficient number, since it is larger than the sum of its proper divisors (122669453419).

613326252845 is a wasteful number, since it uses less digits than its factorization.

613326252845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700479.

The product of its digits is 2073600, while the sum is 47.

The spelling of 613326252845 in words is "six hundred thirteen billion, three hundred twenty-six million, two hundred fifty-two thousand, eight hundred forty-five".