9766726533 has 12 divisors (see below), whose sum is σ = 14144721760. Its totient is φ = 6493968936.

The previous prime is 9766726499. The next prime is 9766726537. The reversal of 9766726533 is 3356276679.

9766726533 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9766726533 - 2⁶ = 9766726469 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9766726533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9766726537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1428241 + ... + 1435062.

Almost surely, 2^9766726533 is an apocalyptic number.

It is an amenable number.

9766726533 is a deficient number, since it is larger than the sum of its proper divisors (4377995227).

9766726533 is a wasteful number, since it uses less digits than its factorization.

9766726533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2863688 (or 2863685 counting only the distinct ones).

The product of its digits is 8573040, while the sum is 54.

The square root of 9766726533 is about 98826.7500882226. The cubic root of 9766726533 is about 2137.5502970416.

The spelling of 9766726533 in words is "nine billion, seven hundred sixty-six million, seven hundred twenty-six thousand, five hundred thirty-three".