11111233445679 has 16 divisors (see below), whose sum is σ = 14901545659392. Its totient is φ = 7364210455008.

The previous prime is 11111233445629. The next prime is 11111233445707. The reversal of 11111233445679 is 97654433211111.

It is not a de Polignac number, because 11111233445679 - 2⁸ = 11111233445423 is a prime.

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 (11111233445629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7737514 + ... + 9060440.

It is an arithmetic number, because the mean of its divisors is an integer number (931346603712).

Almost surely, 2^{11111233445679} is an apocalyptic number.

11111233445679 is a deficient number, since it is larger than the sum of its proper divisors (3790312213713).

11111233445679 is a wasteful number, since it uses less digits than its factorization.

11111233445679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339286.

The product of its digits is 544320, while the sum is 48.

The spelling of 11111233445679 in words is "eleven trillion, one hundred eleven billion, two hundred thirty-three million, four hundred forty-five thousand, six hundred seventy-nine".