4999000049 has 2 divisors, whose sum is σ = 4999000050. Its totient is φ = 4999000048.

The previous prime is 4999000009. The next prime is 4999000057. The reversal of 4999000049 is 9400009994.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3827649424 + 1171350625 = 61868^2 + 34225^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4999000049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4998999973 and 4999000009.

It is not a weakly prime, because it can be changed into another prime (4999000009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2499500024 + 2499500025.

It is an arithmetic number, because the mean of its divisors is an integer number (2499500025).

Almost surely, 2^4999000049 is an apocalyptic number.

It is an amenable number.

4999000049 is a deficient number, since it is larger than the sum of its proper divisors (1).

4999000049 is an equidigital number, since it uses as much as digits as its factorization.

4999000049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 4999000049 is about 70703.6070437711. The cubic root of 4999000049 is about 1709.8619462662.

The spelling of 4999000049 in words is "four billion, nine hundred ninety-nine million, forty-nine", and thus it is an aban number.