499509955 has 8 divisors (see below), whose sum is σ = 685042272. Its totient is φ = 342521088.

The previous prime is 499509947. The next prime is 499509971. The reversal of 499509955 is 559905994.

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

It is not a de Polignac number, because 499509955 - 2³ = 499509947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 499509896 and 499509905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7135822 + ... + 7135891.

It is an arithmetic number, because the mean of its divisors is an integer number (85630284).

Almost surely, 2^499509955 is an apocalyptic number.

499509955 is a deficient number, since it is larger than the sum of its proper divisors (185532317).

499509955 is a wasteful number, since it uses less digits than its factorization.

499509955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14271725.

The product of its (nonzero) digits is 3280500, while the sum is 55.

The square root of 499509955 is about 22349.7193494684. The cubic root of 499509955 is about 793.4411419096.

The spelling of 499509955 in words is "four hundred ninety-nine million, five hundred nine thousand, nine hundred fifty-five".