4232123234440 has 16 divisors (see below), whose sum is σ = 9522277277580. Its totient is φ = 1692849293760.

The previous prime is 4232123234431. The next prime is 4232123234501. The reversal of 4232123234440 is 444323212324.

It can be written as a sum of positive squares in 2 ways, for example, as 3870890981764 + 361232252676 = 1967458^2 + 601026^2 .

It is a super-2 number, since 2×4232123234440² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4232123234396 and 4232123234405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52901540391 + ... + 52901540470.

Almost surely, 2^{4232123234440} is an apocalyptic number.

4232123234440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4232123234440 is an abundant number, since it is smaller than the sum of its proper divisors (5290154043140).

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

4232123234440 is a wasteful number, since it uses less digits than its factorization.

4232123234440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105803080872 (or 105803080868 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 4232123234440 its reverse (444323212324), we get a palindrome (4676446446764).

The spelling of 4232123234440 in words is "four trillion, two hundred thirty-two billion, one hundred twenty-three million, two hundred thirty-four thousand, four hundred forty".