498561669228 has 24 divisors (see below), whose sum is σ = 1329497784832. Its totient is φ = 142446191184.

The previous prime is 498561669209. The next prime is 498561669253. The reversal of 498561669228 is 822966165894.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2967628900 + ... + 2967629067.

Almost surely, 2^498561669228 is an apocalyptic number.

It is an amenable number.

498561669228 is an abundant number, since it is smaller than the sum of its proper divisors (830936115604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

498561669228 is a wasteful number, since it uses less digits than its factorization.

498561669228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5935257981 (or 5935257979 counting only the distinct ones).

The product of its digits is 89579520, while the sum is 66.

The spelling of 498561669228 in words is "four hundred ninety-eight billion, five hundred sixty-one million, six hundred sixty-nine thousand, two hundred twenty-eight".