401241215440441 has 8 divisors (see below), whose sum is σ = 424854430814664. Its totient is φ = 377629199059200.

The previous prime is 401241215440427. The next prime is 401241215440493. The reversal of 401241215440441 is 144044512142104.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 297290874515625 + 103950340924816 = 17242125^2 + 10195604^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 401241215440441 - 2⁷ = 401241215440313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 401241215440441.

It is not an unprimeable number, because it can be changed into a prime (401241215440421) 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, 299059210 + ... + 300397891.

It is an arithmetic number, because the mean of its divisors is an integer number (53106803851833).

Almost surely, 2^{401241215440441} is an apocalyptic number.

It is an amenable number.

401241215440441 is a deficient number, since it is larger than the sum of its proper divisors (23613215374223).

401241215440441 is a wasteful number, since it uses less digits than its factorization.

401241215440441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599496491.

The product of its (nonzero) digits is 81920, while the sum is 37.

Adding to 401241215440441 its reverse (144044512142104), we get a palindrome (545285727582545).

The spelling of 401241215440441 in words is "four hundred one trillion, two hundred forty-one billion, two hundred fifteen million, four hundred forty thousand, four hundred forty-one".