11026666680 has 64 divisors (see below), whose sum is σ = 33140672640. Its totient is φ = 2935051392.

The previous prime is 11026666621. The next prime is 11026666709. The reversal of 11026666680 is 8666662011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18354 + ... + 149633.

It is an arithmetic number, because the mean of its divisors is an integer number (517823010).

Almost surely, 2^11026666680 is an apocalyptic number.

11026666680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11026666680 is an abundant number, since it is smaller than the sum of its proper divisors (22114005960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11026666680 is a wasteful number, since it uses less digits than its factorization.

11026666680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168548 (or 168544 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 11026666680 in words is "eleven billion, twenty-six million, six hundred sixty-six thousand, six hundred eighty".