2774984089793 has 2 divisors, whose sum is σ = 2774984089794. Its totient is φ = 2774984089792.

The previous prime is 2774984089777. The next prime is 2774984089817. The reversal of 2774984089793 is 3979804894772.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2761469562289 + 13514527504 = 1661767^2 + 116252^2 .

It is a cyclic number.

It is not a de Polignac number, because 2774984089793 - 2⁴ = 2774984089777 is a prime.

It is not a weakly prime, because it can be changed into another prime (2774984089763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387492044896 + 1387492044897.

It is an arithmetic number, because the mean of its divisors is an integer number (1387492044897).

Almost surely, 2^{2774984089793} is an apocalyptic number.

It is an amenable number.

2774984089793 is a deficient number, since it is larger than the sum of its proper divisors (1).

2774984089793 is an equidigital number, since it uses as much as digits as its factorization.

2774984089793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536288768, while the sum is 77.

The spelling of 2774984089793 in words is "two trillion, seven hundred seventy-four billion, nine hundred eighty-four million, eighty-nine thousand, seven hundred ninety-three".