2749999998679 has 2 divisors, whose sum is σ = 2749999998680. Its totient is φ = 2749999998678.

The previous prime is 2749999998673. The next prime is 2749999998731. The reversal of 2749999998679 is 9768999999472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2749999998679 - 2¹¹ = 2749999996631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2749999998673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1374999999339 + 1374999999340.

It is an arithmetic number, because the mean of its divisors is an integer number (1374999999340).

Almost surely, 2^{2749999998679} is an apocalyptic number.

2749999998679 is a deficient number, since it is larger than the sum of its proper divisors (1).

2749999998679 is an equidigital number, since it uses as much as digits as its factorization.

2749999998679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 89996344704, while the sum is 97.

The spelling of 2749999998679 in words is "two trillion, seven hundred forty-nine billion, nine hundred ninety-nine million, nine hundred ninety-eight thousand, six hundred seventy-nine".