4040224420144 has 60 divisors (see below), whose sum is σ = 8604889767432. Its totient is φ = 1836331002880.

The previous prime is 4040224420129. The next prime is 4040224420171. The reversal of 4040224420144 is 4410244220404.

It is a happy 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, 29236299 + ... + 29374165.

Almost surely, 2^{4040224420144} is an apocalyptic number.

4040224420144 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4040224420144 is an abundant number, since it is smaller than the sum of its proper divisors (4564665347288).

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

4040224420144 is a wasteful number, since it uses less digits than its factorization.

4040224420144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153034 (or 153017 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 31.

Adding to 4040224420144 its reverse (4410244220404), we get a palindrome (8450468640548).

The spelling of 4040224420144 in words is "four trillion, forty billion, two hundred twenty-four million, four hundred twenty thousand, one hundred forty-four".