9173491426240 has 112 divisors (see below), whose sum is σ = 23926903632000. Its totient is φ = 3334461734912.

The previous prime is 9173491426171. The next prime is 9173491426241. The reversal of 9173491426240 is 426241943719.

9173491426240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9173491426241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28916440 + ... + 29231959.

Almost surely, 2^{9173491426240} is an apocalyptic number.

It is an amenable number.

9173491426240 is an abundant number, since it is smaller than the sum of its proper divisors (14753412205760).

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

9173491426240 is a wasteful number, since it uses less digits than its factorization.

9173491426240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58148462 (or 58148452 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 9173491426240 in words is "nine trillion, one hundred seventy-three billion, four hundred ninety-one million, four hundred twenty-six thousand, two hundred forty".