441521055 has 48 divisors (see below), whose sum is σ = 789295104. Its totient is φ = 228196800.

The previous prime is 441521053. The next prime is 441521071. The reversal of 441521055 is 550125144.

441521055 is a `hidden beast` number, since 441 + 5 + 210 + 5 + 5 = 666.

It is not a de Polignac number, because 441521055 - 2¹ = 441521053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441521051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 225330 + ... + 227280.

It is an arithmetic number, because the mean of its divisors is an integer number (16443648).

Almost surely, 2^441521055 is an apocalyptic number.

441521055 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

441521055 is a deficient number, since it is larger than the sum of its proper divisors (347774049).

441521055 is a wasteful number, since it uses less digits than its factorization.

441521055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116 (or 2113 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 441521055 is about 21012.4024090536. The cubic root of 441521055 is about 761.4659235257.

Adding to 441521055 its reverse (550125144), we get a palindrome (991646199).

The spelling of 441521055 in words is "four hundred forty-one million, five hundred twenty-one thousand, fifty-five".