499969002991 has 2 divisors, whose sum is σ = 499969002992. Its totient is φ = 499969002990.

The previous prime is 499969002979. The next prime is 499969003013. The reversal of 499969002991 is 199200969994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 499969002991 - 2¹⁹ = 499968478703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499969002901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249984501495 + 249984501496.

It is an arithmetic number, because the mean of its divisors is an integer number (249984501496).

Almost surely, 2^499969002991 is an apocalyptic number.

499969002991 is a deficient number, since it is larger than the sum of its proper divisors (1).

499969002991 is an equidigital number, since it uses as much as digits as its factorization.

499969002991 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 67.

The spelling of 499969002991 in words is "four hundred ninety-nine billion, nine hundred sixty-nine million, two thousand, nine hundred ninety-one".