8916722623 has 2 divisors, whose sum is σ = 8916722624. Its totient is φ = 8916722622.

The previous prime is 8916722621. The next prime is 8916722627. The reversal of 8916722623 is 3262276198.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8916722623 - 2¹ = 8916722621 is a prime.

Together with 8916722621, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8916722621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4458361311 + 4458361312.

It is an arithmetic number, because the mean of its divisors is an integer number (4458361312).

Almost surely, 2^8916722623 is an apocalyptic number.

8916722623 is a deficient number, since it is larger than the sum of its proper divisors (1).

8916722623 is an equidigital number, since it uses as much as digits as its factorization.

8916722623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 46.

The square root of 8916722623 is about 94428.3994516480. The cubic root of 8916722623 is about 2073.6482315316.

The spelling of 8916722623 in words is "eight billion, nine hundred sixteen million, seven hundred twenty-two thousand, six hundred twenty-three".