439221787044 has 48 divisors (see below), whose sum is σ = 1027308159360. Its totient is φ = 146056458240.

The previous prime is 439221787031. The next prime is 439221787049. The reversal of 439221787044 is 440787122934.

It is not an unprimeable number, because it can be changed into a prime (439221787049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16217274 + ... + 16244334.

It is an arithmetic number, because the mean of its divisors is an integer number (21402253320).

Almost surely, 2^439221787044 is an apocalyptic number.

It is an amenable number.

439221787044 is an abundant number, since it is smaller than the sum of its proper divisors (588086372316).

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

439221787044 is a wasteful number, since it uses less digits than its factorization.

439221787044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30260 (or 30258 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 51.

The spelling of 439221787044 in words is "four hundred thirty-nine billion, two hundred twenty-one million, seven hundred eighty-seven thousand, forty-four".