4250219179889 has 2 divisors, whose sum is σ = 4250219179890. Its totient is φ = 4250219179888.

The previous prime is 4250219179883. The next prime is 4250219179891. The reversal of 4250219179889 is 9889719120524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4070035909489 + 180183270400 = 2017433^2 + 424480^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4250219179889 is a prime.

It is a Sophie Germain prime.

Together with 4250219179891, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4250219179883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2125109589944 + 2125109589945.

It is an arithmetic number, because the mean of its divisors is an integer number (2125109589945).

Almost surely, 2^{4250219179889} is an apocalyptic number.

It is an amenable number.

4250219179889 is a deficient number, since it is larger than the sum of its proper divisors (1).

4250219179889 is an equidigital number, since it uses as much as digits as its factorization.

4250219179889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26127360, while the sum is 65.

The spelling of 4250219179889 in words is "four trillion, two hundred fifty billion, two hundred nineteen million, one hundred seventy-nine thousand, eight hundred eighty-nine".