2099161418 has 8 divisors (see below), whose sum is σ = 3158802948. Its totient is φ = 1046227104.

The previous prime is 2099161369. The next prime is 2099161429. The reversal of 2099161418 is 8141619902.

It can be written as a sum of positive squares in 2 ways, for example, as 2005517089 + 93644329 = 44783^2 + 9677^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1676021 + ... + 1677272.

Almost surely, 2^2099161418 is an apocalyptic number.

2099161418 is a deficient number, since it is larger than the sum of its proper divisors (1059641530).

2099161418 is a wasteful number, since it uses less digits than its factorization.

2099161418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3353608.

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 2099161418 is about 45816.6063562111. The cubic root of 2099161418 is about 1280.4086866367.

The spelling of 2099161418 in words is "two billion, ninety-nine million, one hundred sixty-one thousand, four hundred eighteen".