6851445119 has 4 divisors (see below), whose sum is σ = 7010781096. Its totient is φ = 6692109144.

The previous prime is 6851445103. The next prime is 6851445197. The reversal of 6851445119 is 9115441586.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9115441586 = 2 ⋅4557720793.

It is a cyclic number.

It is not a de Polignac number, because 6851445119 - 2⁴ = 6851445103 is a prime.

It is a super-2 number, since 2×6851445119² = 93884600437337848322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6851445119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6851465119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79667924 + ... + 79668009.

It is an arithmetic number, because the mean of its divisors is an integer number (1752695274).

Almost surely, 2^6851445119 is an apocalyptic number.

6851445119 is a deficient number, since it is larger than the sum of its proper divisors (159335977).

6851445119 is a wasteful number, since it uses less digits than its factorization.

6851445119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159335976.

The product of its digits is 172800, while the sum is 44.

The square root of 6851445119 is about 82773.4566089879. The cubic root of 6851445119 is about 1899.3021554491.

The spelling of 6851445119 in words is "six billion, eight hundred fifty-one million, four hundred forty-five thousand, one hundred nineteen".