441312021055 has 4 divisors (see below), whose sum is σ = 529574425272. Its totient is φ = 353049616840.

The previous prime is 441312021049. The next prime is 441312021083. The reversal of 441312021055 is 550120213144.

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

It is not a de Polignac number, because 441312021055 - 2¹⁵ = 441311988287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44131202101 + ... + 44131202110.

It is an arithmetic number, because the mean of its divisors is an integer number (132393606318).

Almost surely, 2^441312021055 is an apocalyptic number.

441312021055 is a deficient number, since it is larger than the sum of its proper divisors (88262404217).

441312021055 is an equidigital number, since it uses as much as digits as its factorization.

441312021055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88262404216.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 441312021055 its reverse (550120213144), we get a palindrome (991432234199).

The spelling of 441312021055 in words is "four hundred forty-one billion, three hundred twelve million, twenty-one thousand, fifty-five".