11269928166 has 96 divisors (see below), whose sum is σ = 27812315520. Its totient is φ = 3027024000.

The previous prime is 11269928141. The next prime is 11269928183. The reversal of 11269928166 is 66182996211.

It is a super-2 number, since 2×11269928166² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 724066 + ... + 739466.

It is an arithmetic number, because the mean of its divisors is an integer number (289711620).

Almost surely, 2^11269928166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11269928166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13906157760).

11269928166 is an abundant number, since it is smaller than the sum of its proper divisors (16542387354).

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

11269928166 is a wasteful number, since it uses less digits than its factorization.

11269928166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15570 (or 15563 counting only the distinct ones).

The product of its digits is 559872, while the sum is 51.

The spelling of 11269928166 in words is "eleven billion, two hundred sixty-nine million, nine hundred twenty-eight thousand, one hundred sixty-six".