500015166166 has 4 divisors (see below), whose sum is σ = 750022749252. Its totient is φ = 250007583082.

The previous prime is 500015166139. The next prime is 500015166173. The reversal of 500015166166 is 661661510005.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×500015166166² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125003791540 + ... + 125003791543.

It is an arithmetic number, because the mean of its divisors is an integer number (187505687313).

Almost surely, 2^500015166166 is an apocalyptic number.

500015166166 is a deficient number, since it is larger than the sum of its proper divisors (250007583086).

500015166166 is a wasteful number, since it uses less digits than its factorization.

500015166166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250007583085.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 500015166166 in words is "five hundred billion, fifteen million, one hundred sixty-six thousand, one hundred sixty-six".