726660793334 has 16 divisors (see below), whose sum is σ = 1254796951968. Its totient is φ = 309152870592.

The previous prime is 726660793319. The next prime is 726660793349. The reversal of 726660793334 is 433397066627.

It is an interprime number because it is at equal distance from previous prime (726660793319) and next prime (726660793349).

It is a self number, because there is not a number n which added to its sum of digits gives 726660793334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189429989 + ... + 189433824.

It is an arithmetic number, because the mean of its divisors is an integer number (78424809498).

Almost surely, 2^726660793334 is an apocalyptic number.

726660793334 is a deficient number, since it is larger than the sum of its proper divisors (528136158634).

726660793334 is a wasteful number, since it uses less digits than its factorization.

726660793334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378863959.

The product of its (nonzero) digits is 20575296, while the sum is 56.

The spelling of 726660793334 in words is "seven hundred twenty-six billion, six hundred sixty million, seven hundred ninety-three thousand, three hundred thirty-four".