2099047279177 has 2 divisors, whose sum is σ = 2099047279178. Its totient is φ = 2099047279176.

The previous prime is 2099047279151. The next prime is 2099047279187. The reversal of 2099047279177 is 7719727409902.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2096272518201 + 2774760976 = 1447851^2 + 52676^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2099047279177 is a prime.

It is not a weakly prime, because it can be changed into another prime (2099047279187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049523639588 + 1049523639589.

It is an arithmetic number, because the mean of its divisors is an integer number (1049523639589).

Almost surely, 2^{2099047279177} is an apocalyptic number.

It is an amenable number.

2099047279177 is a deficient number, since it is larger than the sum of its proper divisors (1).

2099047279177 is an equidigital number, since it uses as much as digits as its factorization.

2099047279177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28005264, while the sum is 64.

The spelling of 2099047279177 in words is "two trillion, ninety-nine billion, forty-seven million, two hundred seventy-nine thousand, one hundred seventy-seven".