444121342430 has 16 divisors (see below), whose sum is σ = 799431906240. Its totient is φ = 177645539232.

The previous prime is 444121342417. The next prime is 444121342453. The reversal of 444121342430 is 34243121444.

It is a congruent number.

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, 306491 + ... + 991049.

It is an arithmetic number, because the mean of its divisors is an integer number (49964494140).

Almost surely, 2^444121342430 is an apocalyptic number.

444121342430 is a deficient number, since it is larger than the sum of its proper divisors (355310563810).

444121342430 is a wasteful number, since it uses less digits than its factorization.

444121342430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749443.

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

Adding to 444121342430 its reverse (34243121444), we get a palindrome (478364463874).

The spelling of 444121342430 in words is "four hundred forty-four billion, one hundred twenty-one million, three hundred forty-two thousand, four hundred thirty".