499140480 has 256 divisors, whose sum is σ = 1692057600. Its totient is φ = 124895232.

The previous prime is 499140461. The next prime is 499140487. The reversal of 499140480 is 84041994.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499140487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3930177 + ... + 3930303.

It is an arithmetic number, because the mean of its divisors is an integer number (6609600).

Almost surely, 2^499140480 is an apocalyptic number.

499140480 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 499140480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (846028800).

499140480 is an abundant number, since it is smaller than the sum of its proper divisors (1192917120).

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

499140480 is a wasteful number, since it uses less digits than its factorization.

499140480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261 (or 249 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 499140480 is about 22341.4520566592. The cubic root of 499140480 is about 793.2454641438.

The spelling of 499140480 in words is "four hundred ninety-nine million, one hundred forty thousand, four hundred eighty".