441478265016021 has 24 divisors (see below), whose sum is σ = 605158537777920. Its totient is φ = 286278250033152.

The previous prime is 441478265015993. The next prime is 441478265016037. The reversal of 441478265016021 is 120610562874144.

It is not a de Polignac number, because 441478265016021 - 2¹⁷ = 441478264884949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441478265016071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2472901 + ... + 29817306.

It is an arithmetic number, because the mean of its divisors is an integer number (25214939074080).

Almost surely, 2^{441478265016021} is an apocalyptic number.

It is an amenable number.

441478265016021 is a deficient number, since it is larger than the sum of its proper divisors (163680272761899).

441478265016021 is a wasteful number, since it uses less digits than its factorization.

441478265016021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32293613 (or 32293576 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 51.

The spelling of 441478265016021 in words is "four hundred forty-one trillion, four hundred seventy-eight billion, two hundred sixty-five million, sixteen thousand, twenty-one".