9124730797440 has 128 divisors (see below), whose sum is σ = 29356903249920. Its totient is φ = 2410520729600.

The previous prime is 9124730797411. The next prime is 9124730797453. The reversal of 9124730797440 is 447970374219.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22002336 + ... + 22413215.

It is an arithmetic number, because the mean of its divisors is an integer number (229350806640).

Almost surely, 2^{9124730797440} is an apocalyptic number.

It is an amenable number.

9124730797440 is an abundant number, since it is smaller than the sum of its proper divisors (20232172452480).

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

9124730797440 is a wasteful number, since it uses less digits than its factorization.

9124730797440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44415680 (or 44415668 counting only the distinct ones).

The product of its (nonzero) digits is 10668672, while the sum is 57.

The spelling of 9124730797440 in words is "nine trillion, one hundred twenty-four billion, seven hundred thirty million, seven hundred ninety-seven thousand, four hundred forty".