111136677789 has 8 divisors (see below), whose sum is σ = 155981302240. Its totient is φ = 70191585936.

The previous prime is 111136677781. The next prime is 111136677823. The reversal of 111136677789 is 987776631111.

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

It is not a de Polignac number, because 111136677789 - 2³ = 111136677781 is a prime.

It is a super-2 number, since 2×111136677789² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57), and also a Moran number because the ratio is a prime number: 1949766277 = 111136677789 / (1 + 1 + 1 + 1 + 3 + 6 + 6 + 7 + 7 + 7 + 8 + 9).

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111136677781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 974883082 + ... + 974883195.

It is an arithmetic number, because the mean of its divisors is an integer number (19497662780).

Almost surely, 2^111136677789 is an apocalyptic number.

111136677789 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

111136677789 is a deficient number, since it is larger than the sum of its proper divisors (44844624451).

111136677789 is a wasteful number, since it uses less digits than its factorization.

111136677789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949766299.

The product of its digits is 2667168, while the sum is 57.

The spelling of 111136677789 in words is "one hundred eleven billion, one hundred thirty-six million, six hundred seventy-seven thousand, seven hundred eighty-nine".