8116823413 has 4 divisors (see below), whose sum is σ = 8127988960. Its totient is φ = 8105657868.

The previous prime is 8116823381. The next prime is 8116823443. The reversal of 8116823413 is 3143286118.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8116823413 - 2⁵ = 8116823381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8116823443) 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, 5581683 + ... + 5583136.

It is an arithmetic number, because the mean of its divisors is an integer number (2031997240).

Almost surely, 2^8116823413 is an apocalyptic number.

It is an amenable number.

8116823413 is a deficient number, since it is larger than the sum of its proper divisors (11165547).

8116823413 is a wasteful number, since it uses less digits than its factorization.

8116823413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11165546.

The product of its digits is 27648, while the sum is 37.

The square root of 8116823413 is about 90093.4149258424. The cubic root of 8116823413 is about 2009.6882772777.

The spelling of 8116823413 in words is "eight billion, one hundred sixteen million, eight hundred twenty-three thousand, four hundred thirteen".