499554499 has 2 divisors, whose sum is σ = 499554500. Its totient is φ = 499554498.

The previous prime is 499554449. The next prime is 499554511. The reversal of 499554499 is 994455994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 499554499 - 2⁷ = 499554371 is a prime.

It is a super-5 number, since 5×499554499⁵ (a number of 45 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (499554439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249777249 + 249777250.

It is an arithmetic number, because the mean of its divisors is an integer number (249777250).

Almost surely, 2^499554499 is an apocalyptic number.

499554499 is a deficient number, since it is larger than the sum of its proper divisors (1).

499554499 is an equidigital number, since it uses as much as digits as its factorization.

499554499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10497600, while the sum is 58.

The square root of 499554499 is about 22350.7158498335. The cubic root of 499554499 is about 793.4647263522.

The spelling of 499554499 in words is "four hundred ninety-nine million, five hundred fifty-four thousand, four hundred ninety-nine".