498387981599 has 2 divisors, whose sum is σ = 498387981600. Its totient is φ = 498387981598.

The previous prime is 498387981583. The next prime is 498387981719. The reversal of 498387981599 is 995189783894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 498387981599 - 2⁴ = 498387981583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498387981569) 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, 249193990799 + 249193990800.

It is an arithmetic number, because the mean of its divisors is an integer number (249193990800).

Almost surely, 2^498387981599 is an apocalyptic number.

498387981599 is a deficient number, since it is larger than the sum of its proper divisors (1).

498387981599 is an equidigital number, since it uses as much as digits as its factorization.

498387981599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1410877440, while the sum is 80.

The spelling of 498387981599 in words is "four hundred ninety-eight billion, three hundred eighty-seven million, nine hundred eighty-one thousand, five hundred ninety-nine".