11421814032 has 60 divisors (see below), whose sum is σ = 32156691840. Its totient is φ = 3784465344.

The previous prime is 11421814009. The next prime is 11421814037. The reversal of 11421814032 is 23041812411.

It is a junction number, because it is equal to n+sod(n) for n = 11421813987 and 11421814005.

It is not an unprimeable number, because it can be changed into a prime (11421814037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213432 + ... + 261527.

It is an arithmetic number, because the mean of its divisors is an integer number (535944864).

Almost surely, 2^11421814032 is an apocalyptic number.

11421814032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11421814032 is an abundant number, since it is smaller than the sum of its proper divisors (20734877808).

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

11421814032 is a wasteful number, since it uses less digits than its factorization.

11421814032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475140 (or 475131 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The spelling of 11421814032 in words is "eleven billion, four hundred twenty-one million, eight hundred fourteen thousand, thirty-two".