2118116408 has 16 divisors (see below), whose sum is σ = 3971986080. Its totient is φ = 1058920128.

The previous prime is 2118116383. The next prime is 2118116423. The reversal of 2118116408 is 8046118112.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80516 + ... + 103532.

It is an arithmetic number, because the mean of its divisors is an integer number (248249130).

Almost surely, 2^2118116408 is an apocalyptic number.

It is an amenable number.

2118116408 is a deficient number, since it is larger than the sum of its proper divisors (1853869672).

2118116408 is a wasteful number, since it uses less digits than its factorization.

2118116408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34526 (or 34522 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 32.

The square root of 2118116408 is about 46022.9986854399. The cubic root of 2118116408 is about 1284.2510855588.

The spelling of 2118116408 in words is "two billion, one hundred eighteen million, one hundred sixteen thousand, four hundred eight".