500166116507 has 4 divisors (see below), whose sum is σ = 500170960416. Its totient is φ = 500161272600.

The previous prime is 500166116491. The next prime is 500166116521. The reversal of 500166116507 is 705611661005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 705611661005 = 5 ⋅141122332201.

It is a cyclic number.

It is not a de Polignac number, because 500166116507 - 2⁴ = 500166116491 is a prime.

It is a super-2 number, since 2×500166116507² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500166116537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2263619 + ... + 2474732.

It is an arithmetic number, because the mean of its divisors is an integer number (125042740104).

Almost surely, 2^500166116507 is an apocalyptic number.

500166116507 is a deficient number, since it is larger than the sum of its proper divisors (4843909).

500166116507 is a wasteful number, since it uses less digits than its factorization.

500166116507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4843908.

The product of its (nonzero) digits is 37800, while the sum is 38.

The spelling of 500166116507 in words is "five hundred billion, one hundred sixty-six million, one hundred sixteen thousand, five hundred seven".