42031441140423 has 32 divisors (see below), whose sum is σ = 64636755448320. Its totient is φ = 23797157961600.

The previous prime is 42031441140347. The next prime is 42031441140433. The reversal of 42031441140423 is 32404114413024.

It is a happy number.

It is not a de Polignac number, because 42031441140423 - 2⁹ = 42031441139911 is a prime.

It is a super-3 number, since 3×42031441140423³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42031441140433) 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, 143719861 + ... + 144012017.

It is an arithmetic number, because the mean of its divisors is an integer number (2019898607760).

Almost surely, 2^{42031441140423} is an apocalyptic number.

42031441140423 is a deficient number, since it is larger than the sum of its proper divisors (22605314307897).

42031441140423 is a wasteful number, since it uses less digits than its factorization.

42031441140423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355127.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 42031441140423 its reverse (32404114413024), we get a palindrome (74435555553447).

The spelling of 42031441140423 in words is "forty-two trillion, thirty-one billion, four hundred forty-one million, one hundred forty thousand, four hundred twenty-three".