9844495144 has 48 divisors (see below), whose sum is σ = 21171195360. Its totient is φ = 4280205600.

The previous prime is 9844495139. The next prime is 9844495147. The reversal of 9844495144 is 4415944489.

It is a junction number, because it is equal to n+sod(n) for n = 9844495091 and 9844495100.

It is not an unprimeable number, because it can be changed into a prime (9844495147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 198822 + ... + 243349.

It is an arithmetic number, because the mean of its divisors is an integer number (441066570).

Almost surely, 2^9844495144 is an apocalyptic number.

It is an amenable number.

9844495144 is an abundant number, since it is smaller than the sum of its proper divisors (11326700216).

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

9844495144 is a wasteful number, since it uses less digits than its factorization.

9844495144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442222 (or 442207 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 52.

The square root of 9844495144 is about 99219.4292666512. The cubic root of 9844495144 is about 2143.2087961284.

The spelling of 9844495144 in words is "nine billion, eight hundred forty-four million, four hundred ninety-five thousand, one hundred forty-four".