5166649999 has 8 divisors (see below), whose sum is σ = 6095218688. Its totient is φ = 4285700280.

The previous prime is 5166649987. The next prime is 5166650077. The reversal of 5166649999 is 9999466615.

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 5166649999 - 2⁵ = 5166649967 is a prime.

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 5166649999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5166649949) 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 7 ways as a sum of consecutive naturals, for example, 11904507 + ... + 11904940.

It is an arithmetic number, because the mean of its divisors is an integer number (761902336).

Almost surely, 2^5166649999 is an apocalyptic number.

5166649999 is a deficient number, since it is larger than the sum of its proper divisors (928568689).

5166649999 is a wasteful number, since it uses less digits than its factorization.

5166649999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23809485.

The product of its digits is 28343520, while the sum is 64.

The square root of 5166649999 is about 71879.4129010526. The cubic root of 5166649999 is about 1728.7665368760.

The spelling of 5166649999 in words is "five billion, one hundred sixty-six million, six hundred forty-nine thousand, nine hundred ninety-nine".