6858122819 has 8 divisors (see below), whose sum is σ = 7157230080. Its totient is φ = 6559092936.

The previous prime is 6858122783. The next prime is 6858122837. The reversal of 6858122819 is 9182218586.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6858122819 - 2⁸ = 6858122563 is a prime.

It is a super-2 number, since 2×6858122819² = 94067697200977013522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6858122879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230684 + ... + 258710.

It is an arithmetic number, because the mean of its divisors is an integer number (894653760).

Almost surely, 2^6858122819 is an apocalyptic number.

6858122819 is a deficient number, since it is larger than the sum of its proper divisors (299107261).

6858122819 is a wasteful number, since it uses less digits than its factorization.

6858122819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38689.

The product of its digits is 552960, while the sum is 50.

The square root of 6858122819 is about 82813.7839915554. The cubic root of 6858122819 is about 1899.9190010715.

The spelling of 6858122819 in words is "six billion, eight hundred fifty-eight million, one hundred twenty-two thousand, eight hundred nineteen".