2639714369 has 4 divisors (see below), whose sum is σ = 2640790320. Its totient is φ = 2638638420.

The previous prime is 2639714359. The next prime is 2639714377. The reversal of 2639714369 is 9634179362.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2639714369 - 2⁴ = 2639714353 is a prime.

It is a super-2 number, since 2×2639714369² = 13936183899810136322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2639714309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 534287 + ... + 539204.

It is an arithmetic number, because the mean of its divisors is an integer number (660197580).

Almost surely, 2^2639714369 is an apocalyptic number.

It is an amenable number.

2639714369 is a deficient number, since it is larger than the sum of its proper divisors (1075951).

2639714369 is a wasteful number, since it uses less digits than its factorization.

2639714369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075950.

The product of its digits is 1469664, while the sum is 50.

The square root of 2639714369 is about 51378.1506965753. The cubic root of 2639714369 is about 1382.0347999849.

The spelling of 2639714369 in words is "two billion, six hundred thirty-nine million, seven hundred fourteen thousand, three hundred sixty-nine".