4999639069 has 2 divisors, whose sum is σ = 4999639070. Its totient is φ = 4999639068.

The previous prime is 4999639039. The next prime is 4999639079. The reversal of 4999639069 is 9609369994.

4999639069 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3577594969 + 1422044100 = 59813^2 + 37710^2 .

It is a cyclic number.

It is not a de Polignac number, because 4999639069 - 2⁵ = 4999639037 is a prime.

It is a super-2 number, since 2×4999639069² = 49992781640542373522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4999639069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4999639019) 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 as a sum of consecutive naturals, namely, 2499819534 + 2499819535.

It is an arithmetic number, because the mean of its divisors is an integer number (2499819535).

Almost surely, 2^4999639069 is an apocalyptic number.

It is an amenable number.

4999639069 is a deficient number, since it is larger than the sum of its proper divisors (1).

4999639069 is an equidigital number, since it uses as much as digits as its factorization.

4999639069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25509168, while the sum is 64.

The square root of 4999639069 is about 70708.1259050189. The cubic root of 4999639069 is about 1709.9348001314.

The spelling of 4999639069 in words is "four billion, nine hundred ninety-nine million, six hundred thirty-nine thousand, sixty-nine".