24231214140 has 192 divisors, whose sum is σ = 81827020800. Its totient is φ = 5233814784.

The previous prime is 24231214097. The next prime is 24231214141. The reversal of 24231214140 is 4141213242.

It is a self number, because there is not a number n which added to its sum of digits gives 24231214140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24231214141) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3339997 + ... + 3347243.

It is an arithmetic number, because the mean of its divisors is an integer number (426182400).

Almost surely, 2^24231214140 is an apocalyptic number.

24231214140 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 24231214140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40913510400).

24231214140 is an abundant number, since it is smaller than the sum of its proper divisors (57595806660).

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

24231214140 is a wasteful number, since it uses less digits than its factorization.

24231214140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7704 (or 7702 counting only the distinct ones).

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

Adding to 24231214140 its reverse (4141213242), we get a palindrome (28372427382).

The spelling of 24231214140 in words is "twenty-four billion, two hundred thirty-one million, two hundred fourteen thousand, one hundred forty".