400443210441 has 24 divisors (see below), whose sum is σ = 607563755136. Its totient is φ = 253663977600.

The previous prime is 400443210437. The next prime is 400443210467. The reversal of 400443210441 is 144012344004.

400443210441 is a `hidden beast` number, since 4 + 0 + 0 + 4 + 4 + 3 + 210 + 441 = 666.

It is not a de Polignac number, because 400443210441 - 2² = 400443210437 is a prime.

It is a super-2 number, since 2×400443210441² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (400443210421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6374400 + ... + 6436913.

It is an arithmetic number, because the mean of its divisors is an integer number (25315156464).

Almost surely, 2^400443210441 is an apocalyptic number.

It is an amenable number.

400443210441 is a deficient number, since it is larger than the sum of its proper divisors (207120544695).

400443210441 is a wasteful number, since it uses less digits than its factorization.

400443210441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12811493 (or 12811490 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 400443210441 its reverse (144012344004), we get a palindrome (544455554445).

The spelling of 400443210441 in words is "four hundred billion, four hundred forty-three million, two hundred ten thousand, four hundred forty-one".