4223331242240 has 144 divisors (see below), whose sum is σ = 11040837990336. Its totient is φ = 1535063040000.

The previous prime is 4223331242237. The next prime is 4223331242329. The reversal of 4223331242240 is 422421333224.

It is a super-4 number, since 4×4223331242240⁴ (a number of 52 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 4223331242197 and 4223331242206.

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, 31627454 + ... + 31760706.

It is an arithmetic number, because the mean of its divisors is an integer number (76672486044).

Almost surely, 2^{4223331242240} is an apocalyptic number.

4223331242240 is a gapful number since it is divisible by the number (40) 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 4223331242240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5520418995168).

4223331242240 is an abundant number, since it is smaller than the sum of its proper divisors (6817506748096).

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

4223331242240 is a wasteful number, since it uses less digits than its factorization.

4223331242240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135536 (or 135522 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 4223331242240 its reverse (422421333224), we get a palindrome (4645752575464).

The spelling of 4223331242240 in words is "four trillion, two hundred twenty-three billion, three hundred thirty-one million, two hundred forty-two thousand, two hundred forty".