32442140232401 has 4 divisors (see below), whose sum is σ = 32576754922404. Its totient is φ = 32307525542400.

The previous prime is 32442140232391. The next prime is 32442140232407. The reversal of 32442140232401 is 10423204124423.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9535157289025 + 22906982943376 = 3087905^2 + 4786124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32442140232401 is a prime.

It is a super-2 number, since 2×32442140232401² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32442140232407) 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, 67307344640 + ... + 67307345121.

It is an arithmetic number, because the mean of its divisors is an integer number (8144188730601).

Almost surely, 2^{32442140232401} is an apocalyptic number.

It is an amenable number.

32442140232401 is a deficient number, since it is larger than the sum of its proper divisors (134614690003).

32442140232401 is a wasteful number, since it uses less digits than its factorization.

32442140232401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134614690002.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 32442140232401 its reverse (10423204124423), we get a palindrome (42865344356824).

The spelling of 32442140232401 in words is "thirty-two trillion, four hundred forty-two billion, one hundred forty million, two hundred thirty-two thousand, four hundred one".