4040430443231 has 32 divisors (see below), whose sum is σ = 4999263360000. Its totient is φ = 3179845278720.

The previous prime is 4040430443209. The next prime is 4040430443243. The reversal of 4040430443231 is 1323440340404.

It is a cyclic number.

It is not a de Polignac number, because 4040430443231 - 2⁶ = 4040430443167 is a prime.

It is a super-2 number, since 2×4040430443231² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040430413231) 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, 66810095 + ... + 66870543.

It is an arithmetic number, because the mean of its divisors is an integer number (156226980000).

Almost surely, 2^{4040430443231} is an apocalyptic number.

4040430443231 is a deficient number, since it is larger than the sum of its proper divisors (958832916769).

4040430443231 is a wasteful number, since it uses less digits than its factorization.

4040430443231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64359.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 4040430443231 its reverse (1323440340404), we get a palindrome (5363870783635).

The spelling of 4040430443231 in words is "four trillion, forty billion, four hundred thirty million, four hundred forty-three thousand, two hundred thirty-one".