497889988794 has 96 divisors (see below), whose sum is σ = 1186988100480. Its totient is φ = 149577552000.

The previous prime is 497889988781. The next prime is 497889988819.

497889988794 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15201724 + ... + 15234440.

It is an arithmetic number, because the mean of its divisors is an integer number (12364459380).

Almost surely, 2^497889988794 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497889988794, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (593494050240).

497889988794 is an abundant number, since it is smaller than the sum of its proper divisors (689098111686).

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

497889988794 is a wasteful number, since it uses less digits than its factorization.

497889988794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33396 (or 33393 counting only the distinct ones).

The product of its digits is 21069103104, while the sum is 90.

The spelling of 497889988794 in words is "four hundred ninety-seven billion, eight hundred eighty-nine million, nine hundred eighty-eight thousand, seven hundred ninety-four".