4719662639 has 2 divisors, whose sum is σ = 4719662640. Its totient is φ = 4719662638.

The previous prime is 4719662627. The next prime is 4719662641. The reversal of 4719662639 is 9362669174.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4719662639 is a prime.

Together with 4719662641, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4719662669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2359831319 + 2359831320.

It is an arithmetic number, because the mean of its divisors is an integer number (2359831320).

Almost surely, 2^4719662639 is an apocalyptic number.

4719662639 is a deficient number, since it is larger than the sum of its proper divisors (1).

4719662639 is an equidigital number, since it uses as much as digits as its factorization.

4719662639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 53.

The square root of 4719662639 is about 68699.8008657958. The cubic root of 4719662639 is about 1677.4013394326.

The spelling of 4719662639 in words is "four billion, seven hundred nineteen million, six hundred sixty-two thousand, six hundred thirty-nine".