726534217652244 has 48 divisors (see below), whose sum is σ = 1707451365681600. Its totient is φ = 240434539474176.

The previous prime is 726534217652197. The next prime is 726534217652297. The reversal of 726534217652244 is 442256712435627.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354825262 + ... + 356866970.

It is an arithmetic number, because the mean of its divisors is an integer number (35571903451700).

Almost surely, 2^{726534217652244} is an apocalyptic number.

It is an amenable number.

726534217652244 is an abundant number, since it is smaller than the sum of its proper divisors (980917148029356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

726534217652244 is a wasteful number, since it uses less digits than its factorization.

726534217652244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2255192 (or 2255190 counting only the distinct ones).

The product of its digits is 135475200, while the sum is 60.

The spelling of 726534217652244 in words is "seven hundred twenty-six trillion, five hundred thirty-four billion, two hundred seventeen million, six hundred fifty-two thousand, two hundred forty-four".