498181264064 has 56 divisors (see below), whose sum is σ = 1079294361600. Its totient is φ = 226268570880.

The previous prime is 498181264037. The next prime is 498181264073. The reversal of 498181264064 is 460462181894.

It is a junction number, because it is equal to n+sod(n) for n = 498181263997 and 498181264015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 623777 + ... + 1177055.

It is an arithmetic number, because the mean of its divisors is an integer number (19273113600).

Almost surely, 2^498181264064 is an apocalyptic number.

498181264064 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498181264064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (539647180800).

498181264064 is an abundant number, since it is smaller than the sum of its proper divisors (581113097536).

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

498181264064 is a wasteful number, since it uses less digits than its factorization.

498181264064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554581 (or 554571 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 53.

The spelling of 498181264064 in words is "four hundred ninety-eight billion, one hundred eighty-one million, two hundred sixty-four thousand, sixty-four".