726385477033 has 2 divisors, whose sum is σ = 726385477034. Its totient is φ = 726385477032.

The previous prime is 726385477031. The next prime is 726385477043. The reversal of 726385477033 is 330774583627.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 718244385049 + 8141091984 = 847493^2 + 90228^2 .

It is a cyclic number.

It is not a de Polignac number, because 726385477033 - 2¹ = 726385477031 is a prime.

It is a super-2 number, since 2×726385477033² (a number of 25 digits) contains 22 as substring.

Together with 726385477031, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (726385477031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363192738516 + 363192738517.

It is an arithmetic number, because the mean of its divisors is an integer number (363192738517).

Almost surely, 2^726385477033 is an apocalyptic number.

It is an amenable number.

726385477033 is a deficient number, since it is larger than the sum of its proper divisors (1).

726385477033 is an equidigital number, since it uses as much as digits as its factorization.

726385477033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17781120, while the sum is 55.

The spelling of 726385477033 in words is "seven hundred twenty-six billion, three hundred eighty-five million, four hundred seventy-seven thousand, thirty-three".