613171372625 has 16 divisors (see below), whose sum is σ = 874557570432. Its totient is φ = 420460369200.

The previous prime is 613171372579. The next prime is 613171372637. The reversal of 613171372625 is 526273171316.

It is not a de Polignac number, because 613171372625 - 2¹⁰ = 613171371601 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350382767 + ... + 350384516.

It is an arithmetic number, because the mean of its divisors is an integer number (54659848152).

Almost surely, 2^613171372625 is an apocalyptic number.

It is an amenable number.

613171372625 is a deficient number, since it is larger than the sum of its proper divisors (261386197807).

613171372625 is an equidigital number, since it uses as much as digits as its factorization.

613171372625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700767305 (or 700767295 counting only the distinct ones).

The product of its digits is 317520, while the sum is 44.

The spelling of 613171372625 in words is "six hundred thirteen billion, one hundred seventy-one million, three hundred seventy-two thousand, six hundred twenty-five".