9051243110272 has 128 divisors (see below), whose sum is σ = 19797113577600. Its totient is φ = 4087867914240.

The previous prime is 9051243110237. The next prime is 9051243110279. The reversal of 9051243110272 is 2720113421509.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9051243110279) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321830803 + ... + 321858925.

It is an arithmetic number, because the mean of its divisors is an integer number (154664949825).

Almost surely, 2^{9051243110272} 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 9051243110272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9898556788800).

9051243110272 is an abundant number, since it is smaller than the sum of its proper divisors (10745870467328).

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

9051243110272 is a wasteful number, since it uses less digits than its factorization.

9051243110272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29604 (or 29592 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 9051243110272 in words is "nine trillion, fifty-one billion, two hundred forty-three million, one hundred ten thousand, two hundred seventy-two".