444421125430 has 32 divisors (see below), whose sum is σ = 818622604800. Its totient is φ = 173621381472.

The previous prime is 444421125419. The next prime is 444421125443. The reversal of 444421125430 is 34521124444.

It is a super-3 number, since 3×444421125430³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7434601 + ... + 7494139.

It is an arithmetic number, because the mean of its divisors is an integer number (25581956400).

Almost surely, 2^444421125430 is an apocalyptic number.

444421125430 is a deficient number, since it is larger than the sum of its proper divisors (374201479370).

444421125430 is a wasteful number, since it uses less digits than its factorization.

444421125430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76948.

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 444421125430 its reverse (34521124444), we get a palindrome (478942249874).

The spelling of 444421125430 in words is "four hundred forty-four billion, four hundred twenty-one million, one hundred twenty-five thousand, four hundred thirty".