9169512223440 has 160 divisors (see below), whose sum is σ = 28695318132096. Its totient is φ = 2421998714880.

The previous prime is 9169512223433. The next prime is 9169512223451. The reversal of 9169512223440 is 443222159619.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 9169512223440.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209552604 + ... + 209596356.

Almost surely, 2^{9169512223440} 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 9169512223440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14347659066048).

9169512223440 is an abundant number, since it is smaller than the sum of its proper divisors (19525805908656).

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

9169512223440 is a wasteful number, since it uses less digits than its factorization.

9169512223440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52037 (or 52031 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 9169512223440 in words is "nine trillion, one hundred sixty-nine billion, five hundred twelve million, two hundred twenty-three thousand, four hundred forty".