9391667940480 has 256 divisors, whose sum is σ = 34282207964160. Its totient is φ = 2142293422080.

The previous prime is 9391667940467. The next prime is 9391667940503. The reversal of 9391667940480 is 840497661939.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5887447 + ... + 7310633.

It is an arithmetic number, because the mean of its divisors is an integer number (133914874860).

Almost surely, 2^{9391667940480} 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 9391667940480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17141103982080).

9391667940480 is an abundant number, since it is smaller than the sum of its proper divisors (24890540023680).

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

9391667940480 is a wasteful number, since it uses less digits than its factorization.

9391667940480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423707 (or 1423695 counting only the distinct ones).

The product of its (nonzero) digits is 70543872, while the sum is 66.

The spelling of 9391667940480 in words is "nine trillion, three hundred ninety-one billion, six hundred sixty-seven million, nine hundred forty thousand, four hundred eighty".