726242610726 has 48 divisors (see below), whose sum is σ = 1591784438400. Its totient is φ = 239273806464.

The previous prime is 726242610701. The next prime is 726242610749. The reversal of 726242610726 is 627016242627.

It is a happy number.

726242610726 is a `hidden beast` number, since 7 + 2 + 6 + 2 + 4 + 2 + 610 + 7 + 26 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4399755 + ... + 4561833.

It is an arithmetic number, because the mean of its divisors is an integer number (33162175800).

Almost surely, 2^726242610726 is an apocalyptic number.

726242610726 is an abundant number, since it is smaller than the sum of its proper divisors (865541827674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

726242610726 is a wasteful number, since it uses less digits than its factorization.

726242610726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164973 (or 164970 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 726242610726 in words is "seven hundred twenty-six billion, two hundred forty-two million, six hundred ten thousand, seven hundred twenty-six".