2199799673 has 2 divisors, whose sum is σ = 2199799674. Its totient is φ = 2199799672.

The previous prime is 2199799663. The next prime is 2199799681. The reversal of 2199799673 is 3769979912.

2199799673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1558038784 + 641760889 = 39472^2 + 25333^2 .

It is a cyclic number.

It is not a de Polignac number, because 2199799673 - 2²⁸ = 1931364217 is a prime.

It is not a weakly prime, because it can be changed into another prime (2199799663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1099899836 + 1099899837.

It is an arithmetic number, because the mean of its divisors is an integer number (1099899837).

Almost surely, 2^2199799673 is an apocalyptic number.

It is an amenable number.

2199799673 is a deficient number, since it is larger than the sum of its proper divisors (1).

2199799673 is an equidigital number, since it uses as much as digits as its factorization.

2199799673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11573604, while the sum is 62.

The square root of 2199799673 is about 46902.0220566235. The cubic root of 2199799673 is about 1300.5519693527.

The spelling of 2199799673 in words is "two billion, one hundred ninety-nine million, seven hundred ninety-nine thousand, six hundred seventy-three".