499629914449 has 2 divisors, whose sum is σ = 499629914450. Its totient is φ = 499629914448.

The previous prime is 499629914387. The next prime is 499629914467. The reversal of 499629914449 is 944419926994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 474918074449 + 24711840000 = 689143^2 + 157200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499629914449 is a prime.

It is a super-3 number, since 3×499629914449³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (499629911449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249814957224 + 249814957225.

It is an arithmetic number, because the mean of its divisors is an integer number (249814957225).

Almost surely, 2^499629914449 is an apocalyptic number.

It is an amenable number.

499629914449 is a deficient number, since it is larger than the sum of its proper divisors (1).

499629914449 is an equidigital number, since it uses as much as digits as its factorization.

499629914449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181398528, while the sum is 70.

The spelling of 499629914449 in words is "four hundred ninety-nine billion, six hundred twenty-nine million, nine hundred fourteen thousand, four hundred forty-nine".