499972304191 has 2 divisors, whose sum is σ = 499972304192. Its totient is φ = 499972304190.

The previous prime is 499972304177. The next prime is 499972304243. The reversal of 499972304191 is 191403279994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 499972304191 - 2¹⁵ = 499972271423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499972304131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249986152095 + 249986152096.

It is an arithmetic number, because the mean of its divisors is an integer number (249986152096).

Almost surely, 2^499972304191 is an apocalyptic number.

499972304191 is a deficient number, since it is larger than the sum of its proper divisors (1).

499972304191 is an equidigital number, since it uses as much as digits as its factorization.

499972304191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4408992, while the sum is 58.

The spelling of 499972304191 in words is "four hundred ninety-nine billion, nine hundred seventy-two million, three hundred four thousand, one hundred ninety-one".