497149080 has 128 divisors (see below), whose sum is σ = 1534740480. Its totient is φ = 128770560.

The previous prime is 497149073. The next prime is 497149097. The reversal of 497149080 is 80941794.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1020597 + ... + 1021083.

It is an arithmetic number, because the mean of its divisors is an integer number (11990160).

Almost surely, 2^497149080 is an apocalyptic number.

497149080 is a gapful number since it is divisible by the number (40) 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 497149080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (767370240).

497149080 is an abundant number, since it is smaller than the sum of its proper divisors (1037591400).

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

497149080 is a wasteful number, since it uses less digits than its factorization.

497149080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729 (or 725 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 497149080 is about 22296.8401348711. The cubic root of 497149080 is about 792.1891319559.

The spelling of 497149080 in words is "four hundred ninety-seven million, one hundred forty-nine thousand, eighty".