2722145417449 has 2 divisors, whose sum is σ = 2722145417450. Its totient is φ = 2722145417448.

The previous prime is 2722145417401. The next prime is 2722145417489. The reversal of 2722145417449 is 9447145412272.

2722145417449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2708015816025 + 14129601424 = 1645605^2 + 118868^2 .

It is a cyclic number.

It is not a de Polignac number, because 2722145417449 - 2¹⁵ = 2722145384681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2722145417396 and 2722145417405.

It is not a weakly prime, because it can be changed into another prime (2722145417489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1361072708724 + 1361072708725.

It is an arithmetic number, because the mean of its divisors is an integer number (1361072708725).

Almost surely, 2^{2722145417449} is an apocalyptic number.

It is an amenable number.

2722145417449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2722145417449 is an equidigital number, since it uses as much as digits as its factorization.

2722145417449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4515840, while the sum is 52.

The spelling of 2722145417449 in words is "two trillion, seven hundred twenty-two billion, one hundred forty-five million, four hundred seventeen thousand, four hundred forty-nine".