43321052442 has 16 divisors (see below), whose sum is σ = 86679143712. Its totient is φ = 14434177680.

The previous prime is 43321052441. The next prime is 43321052447. The reversal of 43321052442 is 24425012334.

It is not an unprimeable number, because it can be changed into a prime (43321052441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1528068 + ... + 1556159.

It is an arithmetic number, because the mean of its divisors is an integer number (5417446482).

Almost surely, 2^43321052442 is an apocalyptic number.

43321052442 is an abundant number, since it is smaller than the sum of its proper divisors (43358091270).

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

43321052442 is a wasteful number, since it uses less digits than its factorization.

43321052442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3086573.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 43321052442 its reverse (24425012334), we get a palindrome (67746064776).

The spelling of 43321052442 in words is "forty-three billion, three hundred twenty-one million, fifty-two thousand, four hundred forty-two".