8711623623 has 4 divisors (see below), whose sum is σ = 11615498168. Its totient is φ = 5807749080.

The previous prime is 8711623607. The next prime is 8711623649. The reversal of 8711623623 is 3263261178.

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

It is not a de Polignac number, because 8711623623 - 2⁴ = 8711623607 is a prime.

It is a super-2 number, since 2×8711623623² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8711623663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1451937268 + ... + 1451937273.

It is an arithmetic number, because the mean of its divisors is an integer number (2903874542).

Almost surely, 2^8711623623 is an apocalyptic number.

8711623623 is a deficient number, since it is larger than the sum of its proper divisors (2903874545).

8711623623 is a wasteful number, since it uses less digits than its factorization.

8711623623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903874544.

The product of its digits is 72576, while the sum is 39.

The square root of 8711623623 is about 93336.0788923554. The cubic root of 8711623623 is about 2057.6256634930.

The spelling of 8711623623 in words is "eight billion, seven hundred eleven million, six hundred twenty-three thousand, six hundred twenty-three".