4998426149 has 2 divisors, whose sum is σ = 4998426150. Its totient is φ = 4998426148.

The previous prime is 4998426137. The next prime is 4998426151. The reversal of 4998426149 is 9416248994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2751002500 + 2247423649 = 52450^2 + 47407^2 .

It is a cyclic number.

It is not a de Polignac number, because 4998426149 - 2²⁰ = 4997377573 is a prime.

Together with 4998426151, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4998426094 and 4998426103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4998426179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2499213074 + 2499213075.

It is an arithmetic number, because the mean of its divisors is an integer number (2499213075).

Almost surely, 2^4998426149 is an apocalyptic number.

It is an amenable number.

4998426149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4998426149 is an equidigital number, since it uses as much as digits as its factorization.

4998426149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4478976, while the sum is 56.

The square root of 4998426149 is about 70699.5484356159. The cubic root of 4998426149 is about 1709.7965113582.

The spelling of 4998426149 in words is "four billion, nine hundred ninety-eight million, four hundred twenty-six thousand, one hundred forty-nine".