11109069488 has 40 divisors (see below), whose sum is σ = 23565403920. Its totient is φ = 5031325440.

The previous prime is 11109069481. The next prime is 11109069493. The reversal of 11109069488 is 88496090111.

It is a super-2 number, since 2×11109069488² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11109069481) 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, 65183 + ... + 162686.

It is an arithmetic number, because the mean of its divisors is an integer number (589135098).

Almost surely, 2^11109069488 is an apocalyptic number.

It is an amenable number.

11109069488 is an abundant number, since it is smaller than the sum of its proper divisors (12456334432).

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

11109069488 is a wasteful number, since it uses less digits than its factorization.

11109069488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228165 (or 228159 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 47.

The spelling of 11109069488 in words is "eleven billion, one hundred nine million, sixty-nine thousand, four hundred eighty-eight".