43242444144 has 60 divisors (see below), whose sum is σ = 122149844856. Its totient is φ = 14279431296.

The previous prime is 43242444103. The next prime is 43242444173. The reversal of 43242444144 is 44144424234.

It is a happy number.

43242444144 is a `hidden beast` number, since 4 + 32 + 42 + 444 + 144 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 43242444099 and 43242444108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1387839 + ... + 1418654.

Almost surely, 2^43242444144 is an apocalyptic number.

It is an amenable number.

43242444144 is an abundant number, since it is smaller than the sum of its proper divisors (78907400712).

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

43242444144 is a wasteful number, since it uses less digits than its factorization.

43242444144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2806614 (or 2806605 counting only the distinct ones).

The product of its digits is 196608, while the sum is 36.

Adding to 43242444144 its reverse (44144424234), we get a palindrome (87386868378).

The spelling of 43242444144 in words is "forty-three billion, two hundred forty-two million, four hundred forty-four thousand, one hundred forty-four".