4244443240140 has 72 divisors (see below), whose sum is σ = 12935829339888. Its totient is φ = 1126487295360.

The previous prime is 4244443240133. The next prime is 4244443240171. The reversal of 4244443240140 is 410423444424.

It is a happy number.

4244443240140 is a `hidden beast` number, since 4 + 2 + 4 + 44 + 432 + 40 + 140 = 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 = 4244443240095 and 4244443240104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55839367 + ... + 55915326.

Almost surely, 2^{4244443240140} is an apocalyptic number.

It is an amenable number.

4244443240140 is an abundant number, since it is smaller than the sum of its proper divisors (8691386099748).

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

4244443240140 is a wasteful number, since it uses less digits than its factorization.

4244443240140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111754919 (or 111754914 counting only the distinct ones).

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

Adding to 4244443240140 its reverse (410423444424), we get a palindrome (4654866684564).

The spelling of 4244443240140 in words is "four trillion, two hundred forty-four billion, four hundred forty-three million, two hundred forty thousand, one hundred forty".