499648085 has 8 divisors (see below), whose sum is σ = 599961816. Its totient is φ = 399462400.

The previous prime is 499648033. The next prime is 499648129. The reversal of 499648085 is 580846994.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 55323844 + 444324241 = 7438^2 + 21079^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 499648085 - 2¹⁴ = 499631701 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23204 + ... + 39213.

It is an arithmetic number, because the mean of its divisors is an integer number (74995227).

Almost surely, 2^499648085 is an apocalyptic number.

It is an amenable number.

499648085 is a deficient number, since it is larger than the sum of its proper divisors (100313731).

499648085 is a wasteful number, since it uses less digits than its factorization.

499648085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64023.

The product of its (nonzero) digits is 2488320, while the sum is 53.

The square root of 499648085 is about 22352.8093312675. The cubic root of 499648085 is about 793.5142721999.

The spelling of 499648085 in words is "four hundred ninety-nine million, six hundred forty-eight thousand, eighty-five".