24426020440 has 32 divisors (see below), whose sum is σ = 55359715680. Its totient is φ = 9699089152.

The previous prime is 24426020431. The next prime is 24426020453. The reversal of 24426020440 is 4402062442.

It is a junction number, because it is equal to n+sod(n) for n = 24426020399 and 24426020408.

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 7 ways as a sum of consecutive naturals, for example, 2223172 + ... + 2234131.

It is an arithmetic number, because the mean of its divisors is an integer number (1729991115).

Almost surely, 2^24426020440 is an apocalyptic number.

24426020440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24426020440 is an abundant number, since it is smaller than the sum of its proper divisors (30933695240).

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

24426020440 is a wasteful number, since it uses less digits than its factorization.

24426020440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4457451 (or 4457447 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 24426020440 its reverse (4402062442), we get a palindrome (28828082882).

The spelling of 24426020440 in words is "twenty-four billion, four hundred twenty-six million, twenty thousand, four hundred forty".