498789987907 has 2 divisors, whose sum is σ = 498789987908. Its totient is φ = 498789987906.

The previous prime is 498789987889. The next prime is 498789987937. The reversal of 498789987907 is 709789987894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 498789987907 - 2¹⁹ = 498789463619 is a prime.

It is not a weakly prime, because it can be changed into another prime (498789987937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249394993953 + 249394993954.

It is an arithmetic number, because the mean of its divisors is an integer number (249394993954).

Almost surely, 2^498789987907 is an apocalyptic number.

498789987907 is a deficient number, since it is larger than the sum of its proper divisors (1).

498789987907 is an equidigital number, since it uses as much as digits as its factorization.

498789987907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608866304, while the sum is 85.

The spelling of 498789987907 in words is "four hundred ninety-eight billion, seven hundred eighty-nine million, nine hundred eighty-seven thousand, nine hundred seven".