6699854126 has 32 divisors (see below), whose sum is σ = 11714839488. Its totient is φ = 2814140160.

The previous prime is 6699854107. The next prime is 6699854131. The reversal of 6699854126 is 6214589966.

It is a congruent number.

It is an unprimeable number.

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, 762116 + ... + 770856.

It is an arithmetic number, because the mean of its divisors is an integer number (366088734).

Almost surely, 2^6699854126 is an apocalyptic number.

6699854126 is a deficient number, since it is larger than the sum of its proper divisors (5014985362).

6699854126 is a wasteful number, since it uses less digits than its factorization.

6699854126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9836.

The product of its digits is 5598720, while the sum is 56.

The square root of 6699854126 is about 81852.6366465980. The cubic root of 6699854126 is about 1885.1899492205.

The spelling of 6699854126 in words is "six billion, six hundred ninety-nine million, eight hundred fifty-four thousand, one hundred twenty-six".