441995545 has 16 divisors (see below), whose sum is σ = 540072720. Its totient is φ = 347203584.

The previous prime is 441995513. The next prime is 441995579. The reversal of 441995545 is 545599144.

It can be written as a sum of positive squares in 8 ways, for example, as 491401 + 441504144 = 701^2 + 21012^2 .

It is a cyclic number.

It is not a de Polignac number, because 441995545 - 2⁵ = 441995513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 441995495 and 441995504.

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, 57997 + ... + 65173.

It is an arithmetic number, because the mean of its divisors is an integer number (33754545).

Almost surely, 2^441995545 is an apocalyptic number.

It is an amenable number.

441995545 is a deficient number, since it is larger than the sum of its proper divisors (98077175).

441995545 is a wasteful number, since it uses less digits than its factorization.

441995545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7404.

The product of its digits is 648000, while the sum is 46.

The square root of 441995545 is about 21023.6900899913. The cubic root of 441995545 is about 761.7386010572.

The spelling of 441995545 in words is "four hundred forty-one million, nine hundred ninety-five thousand, five hundred forty-five".