498011635909 has 2 divisors, whose sum is σ = 498011635910. Its totient is φ = 498011635908.

The previous prime is 498011635907. The next prime is 498011635949. The reversal of 498011635909 is 909536110894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 465802155009 + 32209480900 = 682497^2 + 179470^2 .

It is a cyclic number.

It is not a de Polignac number, because 498011635909 - 2¹ = 498011635907 is a prime.

Together with 498011635907, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 498011635909.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498011635907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249005817954 + 249005817955.

It is an arithmetic number, because the mean of its divisors is an integer number (249005817955).

Almost surely, 2^498011635909 is an apocalyptic number.

It is an amenable number.

498011635909 is a deficient number, since it is larger than the sum of its proper divisors (1).

498011635909 is an equidigital number, since it uses as much as digits as its factorization.

498011635909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2099520, while the sum is 55.

The spelling of 498011635909 in words is "four hundred ninety-eight billion, eleven million, six hundred thirty-five thousand, nine hundred nine".