9021240735200 has 288 divisors, whose sum is σ = 22466000083968. Its totient is φ = 3536835840000.

The previous prime is 9021240735197. The next prime is 9021240735209. The reversal of 9021240735200 is 25370421209.

It is a happy number.

9021240735200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9021240735209) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3656764367 + ... + 3656766833.

It is an arithmetic number, because the mean of its divisors is an integer number (78006944736).

Almost surely, 2^{9021240735200} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9021240735200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11233000041984).

9021240735200 is an abundant number, since it is smaller than the sum of its proper divisors (13444759348768).

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

9021240735200 is a wasteful number, since it uses less digits than its factorization.

9021240735200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3026 (or 3013 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 9021240735200 in words is "nine trillion, twenty-one billion, two hundred forty million, seven hundred thirty-five thousand, two hundred".