2881722278713 has 2 divisors, whose sum is σ = 2881722278714. Its totient is φ = 2881722278712.

The previous prime is 2881722278711. The next prime is 2881722278807. The reversal of 2881722278713 is 3178722271882.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2840664172329 + 41058106384 = 1685427^2 + 202628^2 .

It is a cyclic number.

It is not a de Polignac number, because 2881722278713 - 2¹ = 2881722278711 is a prime.

Together with 2881722278711, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2881722278711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1440861139356 + 1440861139357.

It is an arithmetic number, because the mean of its divisors is an integer number (1440861139357).

Almost surely, 2^{2881722278713} is an apocalyptic number.

It is an amenable number.

2881722278713 is a deficient number, since it is larger than the sum of its proper divisors (1).

2881722278713 is an equidigital number, since it uses as much as digits as its factorization.

2881722278713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8429568, while the sum is 58.

The spelling of 2881722278713 in words is "two trillion, eight hundred eighty-one billion, seven hundred twenty-two million, two hundred seventy-eight thousand, seven hundred thirteen".