2272979777273 has 16 divisors (see below), whose sum is σ = 2361577078224. Its totient is φ = 2186139402240.

The previous prime is 2272979777251. The next prime is 2272979777333. The reversal of 2272979777273 is 3727779792722.

2272979777273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 107382046864 + 2165597730409 = 327692^2 + 1471597^2 .

It is a cyclic number.

It is not a de Polignac number, because 2272979777273 - 2²⁰ = 2272978728697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2272979777197 and 2272979777206.

It is not an unprimeable number, because it can be changed into a prime (2272979777473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89840 + ... + 2134017.

It is an arithmetic number, because the mean of its divisors is an integer number (147598567389).

Almost surely, 2^{2272979777273} is an apocalyptic number.

It is an amenable number.

2272979777273 is a deficient number, since it is larger than the sum of its proper divisors (88597300951).

2272979777273 is a wasteful number, since it uses less digits than its factorization.

2272979777273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224252.

The product of its digits is 457419312, while the sum is 71.

The spelling of 2272979777273 in words is "two trillion, two hundred seventy-two billion, nine hundred seventy-nine million, seven hundred seventy-seven thousand, two hundred seventy-three".