2040432342031 has 4 divisors (see below), whose sum is σ = 2040438035592. Its totient is φ = 2040426648472.

The previous prime is 2040432342007. The next prime is 2040432342037. The reversal of 2040432342031 is 1302432340402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2040432342031 is a prime.

It is a super-2 number, since 2×2040432342031² (a number of 25 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 (2040432342037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2270305 + ... + 3038938.

It is an arithmetic number, because the mean of its divisors is an integer number (510109508898).

Almost surely, 2^{2040432342031} is an apocalyptic number.

2040432342031 is a deficient number, since it is larger than the sum of its proper divisors (5693561).

2040432342031 is an equidigital number, since it uses as much as digits as its factorization.

2040432342031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5693560.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 2040432342031 its reverse (1302432340402), we get a palindrome (3342864682433).

The spelling of 2040432342031 in words is "two trillion, forty billion, four hundred thirty-two million, three hundred forty-two thousand, thirty-one".