2679959999 has 4 divisors (see below), whose sum is σ = 2730525336. Its totient is φ = 2629394664.

The previous prime is 2679959983. The next prime is 2679960007. The reversal of 2679959999 is 9999599762.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2679959999 - 2⁴ = 2679959983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2679959939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25282589 + ... + 25282694.

It is an arithmetic number, because the mean of its divisors is an integer number (682631334).

Almost surely, 2^2679959999 is an apocalyptic number.

2679959999 is a deficient number, since it is larger than the sum of its proper divisors (50565337).

2679959999 is an equidigital number, since it uses as much as digits as its factorization.

2679959999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50565336.

The product of its digits is 223205220, while the sum is 74.

The square root of 2679959999 is about 51768.3300773745. The cubic root of 2679959999 is about 1389.0230008028.

The spelling of 2679959999 in words is "two billion, six hundred seventy-nine million, nine hundred fifty-nine thousand, nine hundred ninety-nine".