713305185256 has 8 divisors (see below), whose sum is σ = 1337447222370. Its totient is φ = 356652592624.

The previous prime is 713305185227. The next prime is 713305185289. The reversal of 713305185256 is 652581503317.

It can be written as a sum of positive squares in only one way, i.e., 672810062500 + 40495122756 = 820250^2 + 201234^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 44581574071 + ... + 44581574086.

Almost surely, 2^713305185256 is an apocalyptic number.

It is an amenable number.

713305185256 is a deficient number, since it is larger than the sum of its proper divisors (624142037114).

713305185256 is a wasteful number, since it uses less digits than its factorization.

713305185256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89163148163 (or 89163148159 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 46.

The spelling of 713305185256 in words is "seven hundred thirteen billion, three hundred five million, one hundred eighty-five thousand, two hundred fifty-six".