24323223540 has 384 divisors, whose sum is σ = 91807027200. Its totient is φ = 4658135040.

The previous prime is 24323223527. The next prime is 24323223541. The reversal of 24323223540 is 4532232342.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 24323223498 and 24323223507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24323223541) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3244116 + ... + 3251604.

It is an arithmetic number, because the mean of its divisors is an integer number (239080800).

Almost surely, 2^24323223540 is an apocalyptic number.

24323223540 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 24323223540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45903513600).

24323223540 is an abundant number, since it is smaller than the sum of its proper divisors (67483803660).

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

24323223540 is a wasteful number, since it uses less digits than its factorization.

24323223540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7575 (or 7573 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 30.

Adding to 24323223540 its reverse (4532232342), we get a palindrome (28855455882).

The spelling of 24323223540 in words is "twenty-four billion, three hundred twenty-three million, two hundred twenty-three thousand, five hundred forty".