11111234556679 has 8 divisors (see below), whose sum is σ = 11412060790208. Its totient is φ = 10810435828320.

The previous prime is 11111234556677. The next prime is 11111234556691. The reversal of 11111234556679 is 97665543211111.

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 11111234556679 - 2¹ = 11111234556677 is a prime.

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 (11111234556677) by changing a digit.

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, 6056112 + ... + 7674565.

It is an arithmetic number, because the mean of its divisors is an integer number (1426507598776).

Almost surely, 2^{11111234556679} is an apocalyptic number.

11111234556679 is a deficient number, since it is larger than the sum of its proper divisors (300826233529).

11111234556679 is a wasteful number, since it uses less digits than its factorization.

11111234556679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13752585.

The product of its digits is 1360800, while the sum is 52.

The spelling of 11111234556679 in words is "eleven trillion, one hundred eleven billion, two hundred thirty-four million, five hundred fifty-six thousand, six hundred seventy-nine".