12244275144 has 64 divisors (see below), whose sum is σ = 34106832000. Its totient is φ = 4070030400.

The previous prime is 12244275139. The next prime is 12244275217. The reversal of 12244275144 is 44157244221.

12244275144 is a `hidden beast` number, since 1 + 2 + 2 + 442 + 75 + 144 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 12244275099 and 12244275108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1407 + ... + 156494.

It is an arithmetic number, because the mean of its divisors is an integer number (532919250).

Almost surely, 2^12244275144 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 12244275144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17053416000).

12244275144 is an abundant number, since it is smaller than the sum of its proper divisors (21862556856).

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

12244275144 is a wasteful number, since it uses less digits than its factorization.

12244275144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158275 (or 158265 counting only the distinct ones).

The product of its digits is 71680, while the sum is 36.

The spelling of 12244275144 in words is "twelve billion, two hundred forty-four million, two hundred seventy-five thousand, one hundred forty-four".