726007401089 has 2 divisors, whose sum is σ = 726007401090. Its totient is φ = 726007401088.

The previous prime is 726007401061. The next prime is 726007401109. The reversal of 726007401089 is 980104700627.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 556784592400 + 169222808689 = 746180^2 + 411367^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-726007401089 is a prime.

It is not a weakly prime, because it can be changed into another prime (726007407089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363003700544 + 363003700545.

It is an arithmetic number, because the mean of its divisors is an integer number (363003700545).

Almost surely, 2^726007401089 is an apocalyptic number.

It is an amenable number.

726007401089 is a deficient number, since it is larger than the sum of its proper divisors (1).

726007401089 is an equidigital number, since it uses as much as digits as its factorization.

726007401089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 726007401089 in words is "seven hundred twenty-six billion, seven million, four hundred one thousand, eighty-nine".