9730894855440 has 120 divisors (see below), whose sum is σ = 33157421164224. Its totient is φ = 2359004806400.

The previous prime is 9730894855411. The next prime is 9730894855441. The reversal of 9730894855440 is 445584980379.

It is a happy number.

9730894855440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (66).

It is not an unprimeable number, because it can be changed into a prime (9730894855441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167513916 + ... + 167571995.

Almost surely, 2^{9730894855440} is an apocalyptic number.

It is an amenable number.

9730894855440 is an abundant number, since it is smaller than the sum of its proper divisors (23426526308784).

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

9730894855440 is a wasteful number, since it uses less digits than its factorization.

9730894855440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335085949 (or 335085932 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 66.

The spelling of 9730894855440 in words is "nine trillion, seven hundred thirty billion, eight hundred ninety-four million, eight hundred fifty-five thousand, four hundred forty".