726073612533 has 8 divisors (see below), whose sum is σ = 1075664611200. Its totient is φ = 484049075004.

The previous prime is 726073612529. The next prime is 726073612553. The reversal of 726073612533 is 335216370627.

726073612533 is a `hidden beast` number, since 7 + 2 + 607 + 3 + 6 + 1 + 2 + 5 + 33 = 666.

It is not a de Polignac number, because 726073612533 - 2² = 726073612529 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726073612553) 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 in 7 ways as a sum of consecutive naturals, for example, 13445807613 + ... + 13445807666.

It is an arithmetic number, because the mean of its divisors is an integer number (134458076400).

Almost surely, 2^726073612533 is an apocalyptic number.

It is an amenable number.

726073612533 is a deficient number, since it is larger than the sum of its proper divisors (349590998667).

726073612533 is a wasteful number, since it uses less digits than its factorization.

726073612533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26891615288 (or 26891615282 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 45.

The spelling of 726073612533 in words is "seven hundred twenty-six billion, seventy-three million, six hundred twelve thousand, five hundred thirty-three".