11116777777779 has 8 divisors (see below), whose sum is σ = 15333486590160. Its totient is φ = 7155627075296.

The previous prime is 11116777777751. The next prime is 11116777777793. The reversal of 11116777777779 is 97777777761111.

11116777777779 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11116777777779 - 2⁵ = 11116777777747 is a prime.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 11116777777779.

It is not an unprimeable number, because it can be changed into a prime (11116777777739) 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, 63889527372 + ... + 63889527545.

It is an arithmetic number, because the mean of its divisors is an integer number (1916685823770).

Almost surely, 2^{11116777777779} is an apocalyptic number.

11116777777779 is a deficient number, since it is larger than the sum of its proper divisors (4216708812381).

11116777777779 is a wasteful number, since it uses less digits than its factorization.

11116777777779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127779054949.

The product of its digits is 311299254, while the sum is 75.

The spelling of 11116777777779 in words is "eleven trillion, one hundred sixteen billion, seven hundred seventy-seven million, seven hundred seventy-seven thousand, seven hundred seventy-nine".