441251144020 has 12 divisors (see below), whose sum is σ = 926627402484. Its totient is φ = 176500457600.

The previous prime is 441251144017. The next prime is 441251144029. The reversal of 441251144020 is 20441152144.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 169864325316 + 271386818704 = 412146^2 + 520948^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 441251144020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441251144029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11031278581 + ... + 11031278620.

It is an arithmetic number, because the mean of its divisors is an integer number (77218950207).

Almost surely, 2^441251144020 is an apocalyptic number.

It is an amenable number.

441251144020 is an abundant number, since it is smaller than the sum of its proper divisors (485376258464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

441251144020 is a wasteful number, since it uses less digits than its factorization.

441251144020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22062557210 (or 22062557208 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 441251144020 its reverse (20441152144), we get a palindrome (461692296164).

The spelling of 441251144020 in words is "four hundred forty-one billion, two hundred fifty-one million, one hundred forty-four thousand, twenty".