2874445745729 has 2 divisors, whose sum is σ = 2874445745730. Its totient is φ = 2874445745728.

The previous prime is 2874445745719. The next prime is 2874445745791. The reversal of 2874445745729 is 9275475444782.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2485188296704 + 389257449025 = 1576448^2 + 623905^2 .

It is a cyclic number.

It is not a de Polignac number, because 2874445745729 - 2⁴ = 2874445745713 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2874445745719) 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, 1437222872864 + 1437222872865.

It is an arithmetic number, because the mean of its divisors is an integer number (1437222872865).

Almost surely, 2^{2874445745729} is an apocalyptic number.

It is an amenable number.

2874445745729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2874445745729 is an equidigital number, since it uses as much as digits as its factorization.

2874445745729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 632217600, while the sum is 68.

The spelling of 2874445745729 in words is "two trillion, eight hundred seventy-four billion, four hundred forty-five million, seven hundred forty-five thousand, seven hundred twenty-nine".