726360527251 has 2 divisors, whose sum is σ = 726360527252. Its totient is φ = 726360527250.

The previous prime is 726360527239. The next prime is 726360527309. The reversal of 726360527251 is 152725063627.

It is a weak prime.

It is an emirp because it is prime and its reverse (152725063627) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 726360527251 - 2¹¹ = 726360525203 is a prime.

It is not a weakly prime, because it can be changed into another prime (726360527351) by changing a digit.

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, 363180263625 + 363180263626.

It is an arithmetic number, because the mean of its divisors is an integer number (363180263626).

Almost surely, 2^726360527251 is an apocalyptic number.

726360527251 is a deficient number, since it is larger than the sum of its proper divisors (1).

726360527251 is an equidigital number, since it uses as much as digits as its factorization.

726360527251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 726360527251 in words is "seven hundred twenty-six billion, three hundred sixty million, five hundred twenty-seven thousand, two hundred fifty-one".