2689394419 has 2 divisors, whose sum is σ = 2689394420. Its totient is φ = 2689394418.

The previous prime is 2689394377. The next prime is 2689394437. The reversal of 2689394419 is 9144939862.

2689394419 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 is a cyclic number.

It is not a de Polignac number, because 2689394419 - 2⁹ = 2689393907 is a prime.

It is a super-2 number, since 2×2689394419² = 14465684681896695122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2689394419.

It is not a weakly prime, because it can be changed into another prime (2689394479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1344697209 + 1344697210.

It is an arithmetic number, because the mean of its divisors is an integer number (1344697210).

Almost surely, 2^2689394419 is an apocalyptic number.

2689394419 is a deficient number, since it is larger than the sum of its proper divisors (1).

2689394419 is an equidigital number, since it uses as much as digits as its factorization.

2689394419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3359232, while the sum is 55.

The square root of 2689394419 is about 51859.3715638745. The cubic root of 2689394419 is about 1390.6510448442.

The spelling of 2689394419 in words is "two billion, six hundred eighty-nine million, three hundred ninety-four thousand, four hundred nineteen".