42041431144 has 16 divisors (see below), whose sum is σ = 79356730500. Its totient is φ = 20879636352.

The previous prime is 42041431141. The next prime is 42041431147. The reversal of 42041431144 is 44113414024.

42041431144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42041431141) and next prime (42041431147).

It can be written as a sum of positive squares in 2 ways, for example, as 32819670244 + 9221760900 = 181162^2 + 96030^2 .

It is not an unprimeable number, because it can be changed into a prime (42041431141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17633637 + ... + 17636020.

Almost surely, 2^42041431144 is an apocalyptic number.

It is an amenable number.

42041431144 is a deficient number, since it is larger than the sum of its proper divisors (37315299356).

42041431144 is a wasteful number, since it uses less digits than its factorization.

42041431144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35269812 (or 35269808 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 42041431144 its reverse (44113414024), we get a palindrome (86154845168).

The spelling of 42041431144 in words is "forty-two billion, forty-one million, four hundred thirty-one thousand, one hundred forty-four".