11066700720 has 160 divisors (see below), whose sum is σ = 34934353344. Its totient is φ = 2897510400.

The previous prime is 11066700713. The next prime is 11066700721. The reversal of 11066700720 is 2700766011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (11066700721) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4221010 + ... + 4223630.

Almost surely, 2^11066700720 is an apocalyptic number.

11066700720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11066700720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17467176672).

11066700720 is an abundant number, since it is smaller than the sum of its proper divisors (23867652624).

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

11066700720 is a wasteful number, since it uses less digits than its factorization.

11066700720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2951 (or 2945 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 30.

The spelling of 11066700720 in words is "eleven billion, sixty-six million, seven hundred thousand, seven hundred twenty".