6858685835 has 16 divisors (see below), whose sum is σ = 8666492160. Its totient is φ = 5196428640.

The previous prime is 6858685831. The next prime is 6858685877. The reversal of 6858685835 is 5385868586.

It is not a de Polignac number, because 6858685835 - 2² = 6858685831 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6858685831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323264 + ... + 343826.

It is an arithmetic number, because the mean of its divisors is an integer number (541655760).

Almost surely, 2^6858685835 is an apocalyptic number.

6858685835 is a deficient number, since it is larger than the sum of its proper divisors (1807806325).

6858685835 is a wasteful number, since it uses less digits than its factorization.

6858685835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24098.

The product of its digits is 55296000, while the sum is 62.

The square root of 6858685835 is about 82817.1832109738. The cubic root of 6858685835 is about 1899.9709907852.

The spelling of 6858685835 in words is "six billion, eight hundred fifty-eight million, six hundred eighty-five thousand, eight hundred thirty-five".