498789731166 has 32 divisors (see below), whose sum is σ = 1052992550400. Its totient is φ = 157512533688.

The previous prime is 498789731161. The next prime is 498789731171. The reversal of 498789731166 is 661137987894.

It is a happy number.

498789731166 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (498789731161) and next prime (498789731171).

It is a self number, because there is not a number n which added to its sum of digits gives 498789731166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498789731161) 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, 6018886 + ... + 6101193.

It is an arithmetic number, because the mean of its divisors is an integer number (32906017200).

Almost surely, 2^498789731166 is an apocalyptic number.

498789731166 is an abundant number, since it is smaller than the sum of its proper divisors (554202819234).

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

498789731166 is a wasteful number, since it uses less digits than its factorization.

498789731166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12120141 (or 12120103 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 69.

The spelling of 498789731166 in words is "four hundred ninety-eight billion, seven hundred eighty-nine million, seven hundred thirty-one thousand, one hundred sixty-six".