6600000019 has 8 divisors (see below), whose sum is σ = 6619239360. Its totient is φ = 6580788456.

The previous prime is 6599999951. The next prime is 6600000067. The reversal of 6600000019 is 9100000066.

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 6600000019 - 2²¹ = 6597902867 is a prime.

It is a super-2 number, since 2×6600000019² = 87120000501600000722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6600000079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526972 + ... + 539350.

It is an arithmetic number, because the mean of its divisors is an integer number (827404920).

Almost surely, 2^6600000019 is an apocalyptic number.

6600000019 is a deficient number, since it is larger than the sum of its proper divisors (19239341).

6600000019 is a wasteful number, since it uses less digits than its factorization.

6600000019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13889.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 6600000019 is about 81240.3841632965. The cubic root of 6600000019 is about 1875.7774571669. Note that the first 3 decimals are identical.

The spelling of 6600000019 in words is "six billion, six hundred million, nineteen", and thus it is an aban number.