500109999 has 8 divisors (see below), whose sum is σ = 695805312. Its totient is φ = 318910680.

The previous prime is 500109991. The next prime is 500110049. The reversal of 500109999 is 999901005.

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

It is not a de Polignac number, because 500109999 - 2³ = 500109991 is a prime.

It is a super-2 number, since 2×500109999² = 500220022199560002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 500109999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500109991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3623917 + ... + 3624054.

It is an arithmetic number, because the mean of its divisors is an integer number (86975664).

Almost surely, 2^500109999 is an apocalyptic number.

500109999 is a deficient number, since it is larger than the sum of its proper divisors (195695313).

500109999 is a wasteful number, since it uses less digits than its factorization.

500109999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7247997.

The product of its (nonzero) digits is 32805, while the sum is 42.

The square root of 500109999 is about 22363.1392921477. The cubic root of 500109999 is about 793.7587258925.

The spelling of 500109999 in words is "five hundred million, one hundred nine thousand, nine hundred ninety-nine".