14421823136 has 72 divisors (see below), whose sum is σ = 32755574880. Its totient is φ = 6122946816.

The previous prime is 14421823093. The next prime is 14421823139. The reversal of 14421823136 is 63132812441.

It is a junction number, because it is equal to n+sod(n) for n = 14421823096 and 14421823105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14421823139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2658635 + ... + 2664053.

It is an arithmetic number, because the mean of its divisors is an integer number (454938540).

Almost surely, 2^14421823136 is an apocalyptic number.

14421823136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14421823136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16377787440).

14421823136 is an abundant number, since it is smaller than the sum of its proper divisors (18333751744).

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

14421823136 is an equidigital number, since it uses as much as digits as its factorization.

14421823136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5654 (or 5537 counting only the distinct ones).

The product of its digits is 27648, while the sum is 35.

The spelling of 14421823136 in words is "fourteen billion, four hundred twenty-one million, eight hundred twenty-three thousand, one hundred thirty-six".