8418118099 has 4 divisors (see below), whose sum is σ = 8460420400. Its totient is φ = 8375815800.

The previous prime is 8418118097. The next prime is 8418118109. The reversal of 8418118099 is 9908118148.

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

It is a cyclic number.

It is not a de Polignac number, because 8418118099 - 2¹ = 8418118097 is a prime.

It is a super-2 number, since 2×8418118099² (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 (8418118091) 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, 21150852 + ... + 21151249.

It is an arithmetic number, because the mean of its divisors is an integer number (2115105100).

Almost surely, 2^8418118099 is an apocalyptic number.

8418118099 is a deficient number, since it is larger than the sum of its proper divisors (42302301).

8418118099 is a wasteful number, since it uses less digits than its factorization.

8418118099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42302300.

The product of its (nonzero) digits is 165888, while the sum is 49.

The square root of 8418118099 is about 91750.3029913253. The cubic root of 8418118099 is about 2034.2531855078.

Adding to 8418118099 its sum of digits (49), we get a palindrome (8418118148).

The spelling of 8418118099 in words is "eight billion, four hundred eighteen million, one hundred eighteen thousand, ninety-nine".