401232411244505 has 16 divisors (see below), whose sum is σ = 489726351223248. Its totient is φ = 315495244512000.

The previous prime is 401232411244477. The next prime is 401232411244507. The reversal of 401232411244505 is 505442114232104.

It can be written as a sum of positive squares in 8 ways, for example, as 8866554360976 + 392365856883529 = 2977676^2 + 19808227^2 .

It is not a de Polignac number, because 401232411244505 - 2¹⁰ = 401232411243481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401232411244507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 475869926 + ... + 476712335.

It is an arithmetic number, because the mean of its divisors is an integer number (30607896951453).

Almost surely, 2^{401232411244505} is an apocalyptic number.

It is an amenable number.

401232411244505 is a deficient number, since it is larger than the sum of its proper divisors (88493939978743).

401232411244505 is a wasteful number, since it uses less digits than its factorization.

401232411244505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952583708.

The product of its (nonzero) digits is 153600, while the sum is 38.

Adding to 401232411244505 its reverse (505442114232104), we get a palindrome (906674525476609).

The spelling of 401232411244505 in words is "four hundred one trillion, two hundred thirty-two billion, four hundred eleven million, two hundred forty-four thousand, five hundred five".