4022431343244 has 72 divisors (see below), whose sum is σ = 10263816173520. Its totient is φ = 1328153020032.

The previous prime is 4022431343213. The next prime is 4022431343377. The reversal of 4022431343244 is 4423431342204.

4022431343244 is a `hidden beast` number, since 40 + 2 + 2 + 4 + 31 + 343 + 244 = 666.

It is a super-2 number, since 2×4022431343244² (a number of 26 digits) contains 22 as substring.

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 = 4022431343199 and 4022431343208.

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, 45922162 + ... + 46009670.

It is an arithmetic number, because the mean of its divisors is an integer number (142553002410).

Almost surely, 2^{4022431343244} is an apocalyptic number.

It is an amenable number.

4022431343244 is an abundant number, since it is smaller than the sum of its proper divisors (6241384830276).

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

4022431343244 is a wasteful number, since it uses less digits than its factorization.

4022431343244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99559 (or 99554 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 4022431343244 its reverse (4423431342204), we get a palindrome (8445862685448).

The spelling of 4022431343244 in words is "four trillion, twenty-two billion, four hundred thirty-one million, three hundred forty-three thousand, two hundred forty-four".