400041244411231 has 32 divisors (see below), whose sum is σ = 442239456153600. Its totient is φ = 359935645386240.

The previous prime is 400041244411229. The next prime is 400041244411243. The reversal of 400041244411231 is 132114442140004.

It is not a de Polignac number, because 400041244411231 - 2¹ = 400041244411229 is a prime.

It is a super-2 number, since 2×400041244411231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 400041244411193 and 400041244411202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400041244411631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8544397540 + ... + 8544444358.

It is an arithmetic number, because the mean of its divisors is an integer number (13819983004800).

Almost surely, 2^{400041244411231} is an apocalyptic number.

400041244411231 is a deficient number, since it is larger than the sum of its proper divisors (42198211742369).

400041244411231 is a wasteful number, since it uses less digits than its factorization.

400041244411231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58759.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 400041244411231 its reverse (132114442140004), we get a palindrome (532155686551235).

The spelling of 400041244411231 in words is "four hundred trillion, forty-one billion, two hundred forty-four million, four hundred eleven thousand, two hundred thirty-one".