2773996843024 has 45 divisors (see below), whose sum is σ = 5907795009949. Its totient is φ = 1260874345280.

The previous prime is 2773996843019. The next prime is 2773996843129. The reversal of 2773996843024 is 4203486993772.

The square root of 2773996843024 is 1665532.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 11859210000 + 2762137633024 = 108900^2 + 1661968^2 .

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

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 in 8 ways as a sum of consecutive naturals, for example, 73264482 + ... + 73302334.

Almost surely, 2^{2773996843024} is an apocalyptic number.

2773996843024 is the 1665532-nd square number.

It is an amenable number.

2773996843024 is an abundant number, since it is smaller than the sum of its proper divisors (3133798166925).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2773996843024 is an frugal number, since it uses more digits than its factorization.

2773996843024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75736 (or 37866 counting only the distinct ones).

The product of its (nonzero) digits is 109734912, while the sum is 64.

Multiplying 2773996843024 by its sum of digits (64), we get a square (177535797953536 = 13324256²).

The spelling of 2773996843024 in words is "two trillion, seven hundred seventy-three billion, nine hundred ninety-six million, eight hundred forty-three thousand, twenty-four".