4431212232044 has 24 divisors (see below), whose sum is σ = 8351324733360. Its totient is φ = 2045127369024.

The previous prime is 4431212232019. The next prime is 4431212232053. The reversal of 4431212232044 is 4402322121344.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4431212232044.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1321787 + ... + 3257229.

It is an arithmetic number, because the mean of its divisors is an integer number (347971863890).

Almost surely, 2^{4431212232044} is an apocalyptic number.

It is an amenable number.

4431212232044 is a deficient number, since it is larger than the sum of its proper divisors (3920112501316).

4431212232044 is a wasteful number, since it uses less digits than its factorization.

4431212232044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979489 (or 1979487 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 4431212232044 its reverse (4402322121344), we get a palindrome (8833534353388).

The spelling of 4431212232044 in words is "four trillion, four hundred thirty-one billion, two hundred twelve million, two hundred thirty-two thousand, forty-four".