9144040192 has 72 divisors (see below), whose sum is σ = 20879672576. Its totient is φ = 3915150336.

The previous prime is 9144040183. The next prime is 9144040207. The reversal of 9144040192 is 2910404419.

It is a super-2 number, since 2×9144040192² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2763403 + ... + 2766709.

Almost surely, 2^9144040192 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 9144040192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10439836288).

9144040192 is an abundant number, since it is smaller than the sum of its proper divisors (11735632384).

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

9144040192 is a wasteful number, since it uses less digits than its factorization.

9144040192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4873 (or 4859 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 9144040192 is about 95624.4748586888. The cubic root of 9144040192 is about 2091.1220207941.

The spelling of 9144040192 in words is "nine billion, one hundred forty-four million, forty thousand, one hundred ninety-two".