498767580493181 has 2 divisors, whose sum is σ = 498767580493182. Its totient is φ = 498767580493180.

The previous prime is 498767580493163. The next prime is 498767580493213. The reversal of 498767580493181 is 181394085767894.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 459608896357081 + 39158684136100 = 21438491^2 + 6257690^2 .

It is a cyclic number.

It is not a de Polignac number, because 498767580493181 - 2¹⁰ = 498767580492157 is a prime.

It is a super-2 number, since 2×498767580493181² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 498767580493096 and 498767580493105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498767580493781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249383790246590 + 249383790246591.

It is an arithmetic number, because the mean of its divisors is an integer number (249383790246591).

Almost surely, 2^{498767580493181} is an apocalyptic number.

It is an amenable number.

498767580493181 is a deficient number, since it is larger than the sum of its proper divisors (1).

498767580493181 is an equidigital number, since it uses as much as digits as its factorization.

498767580493181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2926264320, while the sum is 80.

The spelling of 498767580493181 in words is "four hundred ninety-eight trillion, seven hundred sixty-seven billion, five hundred eighty million, four hundred ninety-three thousand, one hundred eighty-one".