2769099989 has 2 divisors, whose sum is σ = 2769099990. Its totient is φ = 2769099988.

The previous prime is 2769099959. The next prime is 2769099997. The reversal of 2769099989 is 9899909672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2397767089 + 371332900 = 48967^2 + 19270^2 .

It is a cyclic number.

It is not a de Polignac number, because 2769099989 - 2²⁰ = 2768051413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2769099959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1384549994 + 1384549995.

It is an arithmetic number, because the mean of its divisors is an integer number (1384549995).

Almost surely, 2^2769099989 is an apocalyptic number.

It is an amenable number.

2769099989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2769099989 is an equidigital number, since it uses as much as digits as its factorization.

2769099989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39680928, while the sum is 68.

The square root of 2769099989 is about 52622.2385403738. The cubic root of 2769099989 is about 1404.2557557488.

The spelling of 2769099989 in words is "two billion, seven hundred sixty-nine million, ninety-nine thousand, nine hundred eighty-nine".