2798323799 has 2 divisors, whose sum is σ = 2798323800. Its totient is φ = 2798323798.

The previous prime is 2798323789. The next prime is 2798323817. The reversal of 2798323799 is 9973238972.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2798323799 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2798323729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1399161899 + 1399161900.

It is an arithmetic number, because the mean of its divisors is an integer number (1399161900).

Almost surely, 2^2798323799 is an apocalyptic number.

2798323799 is a deficient number, since it is larger than the sum of its proper divisors (1).

2798323799 is an equidigital number, since it uses as much as digits as its factorization.

2798323799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10287648, while the sum is 59.

The square root of 2798323799 is about 52899.1852394723. The cubic root of 2798323799 is about 1409.1784357663.

The spelling of 2798323799 in words is "two billion, seven hundred ninety-eight million, three hundred twenty-three thousand, seven hundred ninety-nine".