42033143132431 has 16 divisors (see below), whose sum is σ = 45921088443168. Its totient is φ = 38156350377600.

The previous prime is 42033143132369. The next prime is 42033143132479. The reversal of 42033143132431 is 13423134133024.

It is a cyclic number.

It is not a de Polignac number, because 42033143132431 - 2³¹ = 42030995648783 is a prime.

It is a super-2 number, since 2×42033143132431² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42033143132231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30002241 + ... + 31371973.

It is an arithmetic number, because the mean of its divisors is an integer number (2870068027698).

Almost surely, 2^{42033143132431} is an apocalyptic number.

42033143132431 is a deficient number, since it is larger than the sum of its proper divisors (3887945310737).

42033143132431 is a wasteful number, since it uses less digits than its factorization.

42033143132431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373802.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 42033143132431 its reverse (13423134133024), we get a palindrome (55456277265455).

The spelling of 42033143132431 in words is "forty-two trillion, thirty-three billion, one hundred forty-three million, one hundred thirty-two thousand, four hundred thirty-one".