441266513315641 has 8 divisors (see below), whose sum is σ = 478021985296520. Its totient is φ = 407322935366256.

The previous prime is 441266513315591. The next prime is 441266513315647. The reversal of 441266513315641 is 146513315662144.

It can be written as a sum of positive squares in 4 ways, for example, as 106021948516416 + 335244564799225 = 10296696^2 + 18309685^2 .

It is a de Polignac number, because none of the positive numbers 2^k-441266513315641 is a prime.

It is a super-2 number, since 2×441266513315641² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441266513315647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100424784630 + ... + 100424789023.

It is an arithmetic number, because the mean of its divisors is an integer number (59752748162065).

Almost surely, 2^{441266513315641} is an apocalyptic number.

It is an amenable number.

441266513315641 is a deficient number, since it is larger than the sum of its proper divisors (36755471980879).

441266513315641 is an equidigital number, since it uses as much as digits as its factorization.

441266513315641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200849573692 (or 200849573666 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 52.

Adding to 441266513315641 its reverse (146513315662144), we get a palindrome (587779828977785).

The spelling of 441266513315641 in words is "four hundred forty-one trillion, two hundred sixty-six billion, five hundred thirteen million, three hundred fifteen thousand, six hundred forty-one".