24545012000000 has 252 divisors, whose sum is σ = 61470596916288. Its totient is φ = 9781344000000.

The previous prime is 24545011999967. The next prime is 24545012000051. The reversal of 24545012000000 is 21054542.

It is a happy number.

It is a super-2 number, since 2×24545012000000² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 24545012000000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1083988679 + ... + 1084011321.

It is an arithmetic number, because the mean of its divisors is an integer number (243930940144).

Almost surely, 2^{24545012000000} is an apocalyptic number.

24545012000000 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 24545012000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30735298458144).

24545012000000 is an abundant number, since it is smaller than the sum of its proper divisors (36925584916288).

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

24545012000000 is an frugal number, since it uses more digits than its factorization.

24545012000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22960 (or 22921 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

Adding to 24545012000000 its reverse (21054542), we get a palindrome (24545033054542).

The spelling of 24545012000000 in words is "twenty-four trillion, five hundred forty-five billion, twelve million", and thus it is an aban number.