24421311420 has 144 divisors (see below), whose sum is σ = 79117422720. Its totient is φ = 5608690560.

The previous prime is 24421311413. The next prime is 24421311451. The reversal of 24421311420 is 2411312442.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49419 + ... + 226461.

Almost surely, 2^24421311420 is an apocalyptic number.

24421311420 is a gapful number since it is divisible by the number (20) 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 24421311420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39558711360).

24421311420 is an abundant number, since it is smaller than the sum of its proper divisors (54696111300).

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

24421311420 is a wasteful number, since it uses less digits than its factorization.

24421311420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177096 (or 177083 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 24421311420 its reverse (2411312442), we get a palindrome (26832623862).

The spelling of 24421311420 in words is "twenty-four billion, four hundred twenty-one million, three hundred eleven thousand, four hundred twenty".