499322880 has 520 divisors, whose sum is σ = 2093226432. Its totient is φ = 111476736.

The previous prime is 499322851. The next prime is 499322903. The reversal of 499322880 is 88223994.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11612139 + ... + 11612181.

Almost surely, 2^499322880 is an apocalyptic number.

499322880 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 499322880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1046613216).

499322880 is an abundant number, since it is smaller than the sum of its proper divisors (1593903552).

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

499322880 is an equidigital number, since it uses as much as digits as its factorization.

499322880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 499322880 is about 22345.5337819440. The cubic root of 499322880 is about 793.3420771267.

The spelling of 499322880 in words is "four hundred ninety-nine million, three hundred twenty-two thousand, eight hundred eighty".