9739956623 has 2 divisors, whose sum is σ = 9739956624. Its totient is φ = 9739956622.

The previous prime is 9739956607. The next prime is 9739956683. The reversal of 9739956623 is 3266599379.

9739956623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9739956623 - 2⁴ = 9739956607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9739956683) 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 as a sum of consecutive naturals, namely, 4869978311 + 4869978312.

It is an arithmetic number, because the mean of its divisors is an integer number (4869978312).

Almost surely, 2^9739956623 is an apocalyptic number.

9739956623 is a deficient number, since it is larger than the sum of its proper divisors (1).

9739956623 is an equidigital number, since it uses as much as digits as its factorization.

9739956623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16533720, while the sum is 59.

The square root of 9739956623 is about 98691.2185708536. The cubic root of 9739956623 is about 2135.5955517079.

The spelling of 9739956623 in words is "nine billion, seven hundred thirty-nine million, nine hundred fifty-six thousand, six hundred twenty-three".