9115380774720 has 3136 divisors, whose sum is σ = 39862432604160. Its totient is φ = 1959104102400.

The previous prime is 9115380774667. The next prime is 9115380774733. The reversal of 9115380774720 is 274770835119.

9115380774720 is a `hidden beast` number, since 9 + 11 + 538 + 0 + 7 + 74 + 7 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 447 ways as a sum of consecutive naturals, for example, 55922581359 + ... + 55922581521.

Almost surely, 2^{9115380774720} is an apocalyptic number.

9115380774720 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9115380774720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19931216302080).

9115380774720 is an abundant number, since it is smaller than the sum of its proper divisors (30747051829440).

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

9115380774720 is a wasteful number, since it uses less digits than its factorization.

9115380774720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 54.

The spelling of 9115380774720 in words is "nine trillion, one hundred fifteen billion, three hundred eighty million, seven hundred seventy-four thousand, seven hundred twenty".