2223740445889 has 2 divisors, whose sum is σ = 2223740445890. Its totient is φ = 2223740445888.

The previous prime is 2223740445887. The next prime is 2223740445893. The reversal of 2223740445889 is 9885440473222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2207625412864 + 16115033025 = 1485808^2 + 126945^2 .

It is a cyclic number.

It is not a de Polignac number, because 2223740445889 - 2¹ = 2223740445887 is a prime.

It is a super-3 number, since 3×2223740445889³ (a number of 38 digits) contains 333 as substring.

Together with 2223740445887, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2223740445887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111870222944 + 1111870222945.

It is an arithmetic number, because the mean of its divisors is an integer number (1111870222945).

Almost surely, 2^{2223740445889} is an apocalyptic number.

It is an amenable number.

2223740445889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2223740445889 is an equidigital number, since it uses as much as digits as its factorization.

2223740445889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30965760, while the sum is 58.

The spelling of 2223740445889 in words is "two trillion, two hundred twenty-three billion, seven hundred forty million, four hundred forty-five thousand, eight hundred eighty-nine".