7166139792 has 40 divisors (see below), whose sum is σ = 21157175616. Its totient is φ = 2047468416.

The previous prime is 7166139791. The next prime is 7166139797. The reversal of 7166139792 is 2979316617.

It is not an unprimeable number, because it can be changed into a prime (7166139791) 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, 10663563 + ... + 10664234.

Almost surely, 2^7166139792 is an apocalyptic number.

It is an amenable number.

7166139792 is an abundant number, since it is smaller than the sum of its proper divisors (13991035824).

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

7166139792 is a wasteful number, since it uses less digits than its factorization.

7166139792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21327815 (or 21327809 counting only the distinct ones).

The product of its digits is 857304, while the sum is 51.

The square root of 7166139792 is about 84653.0554203450. The cubic root of 7166139792 is about 1927.9470050228.

The spelling of 7166139792 in words is "seven billion, one hundred sixty-six million, one hundred thirty-nine thousand, seven hundred ninety-two".