8239922811 has 12 divisors (see below), whose sum is σ = 11907427480. Its totient is φ = 5490828000.

The previous prime is 8239922777. The next prime is 8239922813. The reversal of 8239922811 is 1182299328.

It is a happy number.

It is not a de Polignac number, because 8239922811 - 2⁷ = 8239922683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8239922813) 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, 183106 + ... + 223623.

Almost surely, 2^8239922811 is an apocalyptic number.

8239922811 is a deficient number, since it is larger than the sum of its proper divisors (3667504669).

8239922811 is a wasteful number, since it uses less digits than its factorization.

8239922811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408986 (or 408983 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 8239922811 is about 90774.0205730693. The cubic root of 8239922811 is about 2019.7969611792.

The spelling of 8239922811 in words is "eight billion, two hundred thirty-nine million, nine hundred twenty-two thousand, eight hundred eleven".