4000424454224 has 80 divisors (see below), whose sum is σ = 8540174393856. Its totient is φ = 1800175612800.

The previous prime is 4000424454223. The next prime is 4000424454227. The reversal of 4000424454224 is 4224544240004.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000424454223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28384859 + ... + 28525445.

Almost surely, 2^{4000424454224} is an apocalyptic number.

4000424454224 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4000424454224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4270087196928).

4000424454224 is an abundant number, since it is smaller than the sum of its proper divisors (4539749939632).

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

4000424454224 is a wasteful number, since it uses less digits than its factorization.

4000424454224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142224 (or 142218 counting only the distinct ones).

The product of its (nonzero) digits is 163840, while the sum is 35.

Adding to 4000424454224 its reverse (4224544240004), we get a palindrome (8224968694228).

The spelling of 4000424454224 in words is "four trillion, four hundred twenty-four million, four hundred fifty-four thousand, two hundred twenty-four".