11421850088 has 64 divisors (see below), whose sum is σ = 23852880000. Its totient is φ = 5083859200.

The previous prime is 11421850067. The next prime is 11421850091. The reversal of 11421850088 is 88005812411.

11421850088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 924818 + ... + 937086.

It is an arithmetic number, because the mean of its divisors is an integer number (372701250).

Almost surely, 2^11421850088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11421850088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11926440000).

11421850088 is an abundant number, since it is smaller than the sum of its proper divisors (12431029912).

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

11421850088 is a wasteful number, since it uses less digits than its factorization.

11421850088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12506 (or 12502 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 38.

The spelling of 11421850088 in words is "eleven billion, four hundred twenty-one million, eight hundred fifty thousand, eighty-eight".