9907652823 has 4 divisors (see below), whose sum is σ = 13210203768. Its totient is φ = 6605101880.

The previous prime is 9907652803. The next prime is 9907652827. The reversal of 9907652823 is 3282567099.

9907652823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9907652823 - 2⁵ = 9907652791 is a prime.

It is a super-2 number, since 2×9907652823² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9907652827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1651275468 + ... + 1651275473.

It is an arithmetic number, because the mean of its divisors is an integer number (3302550942).

Almost surely, 2^9907652823 is an apocalyptic number.

9907652823 is a deficient number, since it is larger than the sum of its proper divisors (3302550945).

9907652823 is a wasteful number, since it uses less digits than its factorization.

9907652823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3302550944.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The square root of 9907652823 is about 99537.1931641635. The cubic root of 9907652823 is about 2147.7823047916.

The spelling of 9907652823 in words is "nine billion, nine hundred seven million, six hundred fifty-two thousand, eight hundred twenty-three".