11166777142 has 8 divisors (see below), whose sum is σ = 16834338000. Its totient is φ = 5555331144.

The previous prime is 11166777079. The next prime is 11166777161. The reversal of 11166777142 is 24177766111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14028217 + ... + 14029012.

It is an arithmetic number, because the mean of its divisors is an integer number (2104292250).

Almost surely, 2^11166777142 is an apocalyptic number.

11166777142 is a deficient number, since it is larger than the sum of its proper divisors (5667560858).

11166777142 is a wasteful number, since it uses less digits than its factorization.

11166777142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28057430.

The product of its digits is 98784, while the sum is 43.

The spelling of 11166777142 in words is "eleven billion, one hundred sixty-six million, seven hundred seventy-seven thousand, one hundred forty-two".