11219337688 has 16 divisors (see below), whose sum is σ = 22654432080. Its totient is φ = 5178155808.

The previous prime is 11219337643. The next prime is 11219337713. The reversal of 11219337688 is 88673391211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53939020 + ... + 53939227.

It is an arithmetic number, because the mean of its divisors is an integer number (1415902005).

Almost surely, 2^11219337688 is an apocalyptic number.

It is an amenable number.

11219337688 is an abundant number, since it is smaller than the sum of its proper divisors (11435094392).

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

11219337688 is a wasteful number, since it uses less digits than its factorization.

11219337688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107878266 (or 107878262 counting only the distinct ones).

The product of its digits is 435456, while the sum is 49.

The spelling of 11219337688 in words is "eleven billion, two hundred nineteen million, three hundred thirty-seven thousand, six hundred eighty-eight".