8818844499 has 6 divisors (see below), whose sum is σ = 12738330956. Its totient is φ = 5879229660.

The previous prime is 8818844479. The next prime is 8818844543. The reversal of 8818844499 is 9944488188.

8818844499 is a `hidden beast` number, since 8 + 8 + 188 + 4 + 449 + 9 = 666.

It is not a de Polignac number, because 8818844499 - 2²¹ = 8816747347 is a prime.

It is a super-2 number, since 2×8818844499² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8818844459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 489935797 + ... + 489935814.

Almost surely, 2^8818844499 is an apocalyptic number.

8818844499 is a deficient number, since it is larger than the sum of its proper divisors (3919486457).

8818844499 is a wasteful number, since it uses less digits than its factorization.

8818844499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979871617 (or 979871614 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 63.

The square root of 8818844499 is about 93908.7029992428. The cubic root of 8818844499 is about 2066.0328773186.

The spelling of 8818844499 in words is "eight billion, eight hundred eighteen million, eight hundred forty-four thousand, four hundred ninety-nine".