8354444519 has 2 divisors, whose sum is σ = 8354444520. Its totient is φ = 8354444518.

The previous prime is 8354444471. The next prime is 8354444617. The reversal of 8354444519 is 9154444538.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8354444519 - 2²⁰ = 8353395943 is a prime.

It is a super-2 number, since 2×8354444519² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8354446519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4177222259 + 4177222260.

It is an arithmetic number, because the mean of its divisors is an integer number (4177222260).

Almost surely, 2^8354444519 is an apocalyptic number.

8354444519 is a deficient number, since it is larger than the sum of its proper divisors (1).

8354444519 is an equidigital number, since it uses as much as digits as its factorization.

8354444519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1382400, while the sum is 47.

The square root of 8354444519 is about 91402.6505031446. The cubic root of 8354444519 is about 2029.1112547749. Note that the first 3 decimals are identical.

The spelling of 8354444519 in words is "eight billion, three hundred fifty-four million, four hundred forty-four thousand, five hundred nineteen".