498145677681 has 16 divisors (see below), whose sum is σ = 666431570304. Its totient is φ = 330978820224.

The previous prime is 498145677671. The next prime is 498145677707. The reversal of 498145677681 is 186776541894.

It is not a de Polignac number, because 498145677681 - 2⁵ = 498145677649 is a prime.

It is a super-2 number, since 2×498145677681² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (498145677671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5776180 + ... + 5861786.

It is an arithmetic number, because the mean of its divisors is an integer number (41651973144).

Almost surely, 2^498145677681 is an apocalyptic number.

It is an amenable number.

498145677681 is a deficient number, since it is larger than the sum of its proper divisors (168285892623).

498145677681 is a wasteful number, since it uses less digits than its factorization.

498145677681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92120.

The product of its digits is 81285120, while the sum is 66.

The spelling of 498145677681 in words is "four hundred ninety-eight billion, one hundred forty-five million, six hundred seventy-seven thousand, six hundred eighty-one".