143040432442432 has 112 divisors (see below), whose sum is σ = 325692408222720. Its totient is φ = 61058004613632.

The previous prime is 143040432442429. The next prime is 143040432442441. The reversal of 143040432442432 is 234244234040341.

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615749919 + ... + 615982177.

It is an arithmetic number, because the mean of its divisors is an integer number (2907967930560).

Almost surely, 2^{143040432442432} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143040432442432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162846204111360).

143040432442432 is an abundant number, since it is smaller than the sum of its proper divisors (182651975780288).

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

143040432442432 is a wasteful number, since it uses less digits than its factorization.

143040432442432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237768 (or 237758 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 143040432442432 its reverse (234244234040341), we get a palindrome (377284666482773).

The spelling of 143040432442432 in words is "one hundred forty-three trillion, forty billion, four hundred thirty-two million, four hundred forty-two thousand, four hundred thirty-two".