11234556666779 has 8 divisors (see below), whose sum is σ = 11622332786160. Its totient is φ = 10846805721696.

The previous prime is 11234556666703. The next prime is 11234556666797. The reversal of 11234556666779 is 97766665543211.

It is a happy number.

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 11234556666779 - 2²⁰ = 11234555618203 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11234556666979) 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, 5383397 + ... + 7172870.

It is an arithmetic number, because the mean of its divisors is an integer number (1452791598270).

Almost surely, 2^{11234556666779} is an apocalyptic number.

11234556666779 is a deficient number, since it is larger than the sum of its proper divisors (387776119381).

11234556666779 is a wasteful number, since it uses less digits than its factorization.

11234556666779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12587149.

The product of its digits is 342921600, while the sum is 68.

The spelling of 11234556666779 in words is "eleven trillion, two hundred thirty-four billion, five hundred fifty-six million, six hundred sixty-six thousand, seven hundred seventy-nine".