7892642166 has 12 divisors (see below), whose sum is σ = 15785719572. Its totient is φ = 2630808184.

The previous prime is 7892642159. The next prime is 7892642171. The reversal of 7892642166 is 6612462987.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 199480 + ... + 235748.

It is an arithmetic number, because the mean of its divisors is an integer number (1315476631).

Almost surely, 2^7892642166 is an apocalyptic number.

7892642166 is an abundant number, since it is smaller than the sum of its proper divisors (7893077406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7892642166 is an frugal number, since it uses more digits than its factorization.

7892642166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72543 (or 36274 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 51.

The square root of 7892642166 is about 88840.5434810031. The cubic root of 7892642166 is about 1991.0131929662.

The spelling of 7892642166 in words is "seven billion, eight hundred ninety-two million, six hundred forty-two thousand, one hundred sixty-six".