32440111401 has 4 divisors (see below), whose sum is σ = 43253481872. Its totient is φ = 21626740932.

The previous prime is 32440111393. The next prime is 32440111469. The reversal of 32440111401 is 10411104423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 32440111401 - 2³ = 32440111393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32440111001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5406685231 + ... + 5406685236.

It is an arithmetic number, because the mean of its divisors is an integer number (10813370468).

Almost surely, 2^32440111401 is an apocalyptic number.

It is an amenable number.

32440111401 is a deficient number, since it is larger than the sum of its proper divisors (10813370471).

32440111401 is a wasteful number, since it uses less digits than its factorization.

32440111401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10813370470.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 32440111401 its reverse (10411104423), we get a palindrome (42851215824).

The spelling of 32440111401 in words is "thirty-two billion, four hundred forty million, one hundred eleven thousand, four hundred one".