498275527681 has 2 divisors, whose sum is σ = 498275527682. Its totient is φ = 498275527680.

The previous prime is 498275527657. The next prime is 498275527697. The reversal of 498275527681 is 186725572894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 486389077056 + 11886450625 = 697416^2 + 109025^2 .

It is a cyclic number.

It is not a de Polignac number, because 498275527681 - 2¹⁹ = 498275003393 is a prime.

It is a super-3 number, since 3×498275527681³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (498275527081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249137763840 + 249137763841.

It is an arithmetic number, because the mean of its divisors is an integer number (249137763841).

Almost surely, 2^498275527681 is an apocalyptic number.

It is an amenable number.

498275527681 is a deficient number, since it is larger than the sum of its proper divisors (1).

498275527681 is an equidigital number, since it uses as much as digits as its factorization.

498275527681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67737600, while the sum is 64.

The spelling of 498275527681 in words is "four hundred ninety-eight billion, two hundred seventy-five million, five hundred twenty-seven thousand, six hundred eighty-one".