4000224424440 has 64 divisors (see below), whose sum is σ = 12000805724160. Its totient is φ = 1066714739840.

The previous prime is 4000224424439. The next prime is 4000224424451. The reversal of 4000224424440 is 444244220004.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 4000224424398 and 4000224424407.

It is a congruent number.

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, 19273297 + ... + 19479743.

It is an arithmetic number, because the mean of its divisors is an integer number (187512589440).

Almost surely, 2^{4000224424440} is an apocalyptic number.

4000224424440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4000224424440 is an abundant number, since it is smaller than the sum of its proper divisors (8000581299720).

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

4000224424440 is a wasteful number, since it uses less digits than its factorization.

4000224424440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367932 (or 367928 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 4000224424440 its reverse (444244220004), we get a palindrome (4444468644444).

The spelling of 4000224424440 in words is "four trillion, two hundred twenty-four million, four hundred twenty-four thousand, four hundred forty".