443432431011 has 4 divisors (see below), whose sum is σ = 591243241352. Its totient is φ = 295621620672.

The previous prime is 443432430983. The next prime is 443432431021. The reversal of 443432431011 is 110134234344.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 443432431011 - 2⁵ = 443432430979 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 443432431011.

It is not an unprimeable number, because it can be changed into a prime (443432431021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73905405166 + ... + 73905405171.

It is an arithmetic number, because the mean of its divisors is an integer number (147810810338).

Almost surely, 2^443432431011 is an apocalyptic number.

443432431011 is a deficient number, since it is larger than the sum of its proper divisors (147810810341).

443432431011 is a wasteful number, since it uses less digits than its factorization.

443432431011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147810810340.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 443432431011 its reverse (110134234344), we get a palindrome (553566665355).

The spelling of 443432431011 in words is "four hundred forty-three billion, four hundred thirty-two million, four hundred thirty-one thousand, eleven".