2272023707890 has 16 divisors (see below), whose sum is σ = 4089690671832. Its totient is φ = 908798817024.

The previous prime is 2272023707861. The next prime is 2272023707897. The reversal of 2272023707890 is 987073202722.

It can be written as a sum of positive squares in 4 ways, for example, as 2251569273529 + 20454434361 = 1500523^2 + 143019^2 .

It is not an unprimeable number, because it can be changed into a prime (2272023707897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408039 + ... + 2170378.

Almost surely, 2^{2272023707890} is an apocalyptic number.

2272023707890 is a deficient number, since it is larger than the sum of its proper divisors (1817666963942).

2272023707890 is a wasteful number, since it uses less digits than its factorization.

2272023707890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2666541.

The product of its (nonzero) digits is 1185408, while the sum is 49.

The spelling of 2272023707890 in words is "two trillion, two hundred seventy-two billion, twenty-three million, seven hundred seven thousand, eight hundred ninety".