7166022786 has 96 divisors (see below), whose sum is σ = 18208008000. Its totient is φ = 2016814464.

The previous prime is 7166022779. The next prime is 7166022797. The reversal of 7166022786 is 6872206617.

7166022786 is a `hidden beast` number, since 7 + 16 + 602 + 27 + 8 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101145 + ... + 156723.

It is an arithmetic number, because the mean of its divisors is an integer number (189666750).

Almost surely, 2^7166022786 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7166022786, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9104004000).

7166022786 is an abundant number, since it is smaller than the sum of its proper divisors (11041985214).

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

7166022786 is a wasteful number, since it uses less digits than its factorization.

7166022786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55648 (or 55645 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 7166022786 is about 84652.3643261073. The cubic root of 7166022786 is about 1927.9365120377.

The spelling of 7166022786 in words is "seven billion, one hundred sixty-six million, twenty-two thousand, seven hundred eighty-six".