11166777830 has 16 divisors (see below), whose sum is σ = 21646369584. Its totient is φ = 4123117920.

The previous prime is 11166777829. The next prime is 11166777889. The reversal of 11166777830 is 3877766111.

11166777830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 42949016 + ... + 42949275.

It is an arithmetic number, because the mean of its divisors is an integer number (1352898099).

Almost surely, 2^11166777830 is an apocalyptic number.

11166777830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11166777830 is a deficient number, since it is larger than the sum of its proper divisors (10479591754).

11166777830 is a wasteful number, since it uses less digits than its factorization.

11166777830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85898311.

The product of its (nonzero) digits is 296352, while the sum is 47.

The spelling of 11166777830 in words is "eleven billion, one hundred sixty-six million, seven hundred seventy-seven thousand, eight hundred thirty".