40505231110 has 8 divisors (see below), whose sum is σ = 72909416016. Its totient is φ = 16202092440.

The previous prime is 40505231099. The next prime is 40505231153. The reversal of 40505231110 is 1113250504.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 2025261546 + ... + 2025261565.

It is an arithmetic number, because the mean of its divisors is an integer number (9113677002).

Almost surely, 2^40505231110 is an apocalyptic number.

40505231110 is a deficient number, since it is larger than the sum of its proper divisors (32404184906).

40505231110 is a wasteful number, since it uses less digits than its factorization.

40505231110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4050523118.

The product of its (nonzero) digits is 600, while the sum is 22.

Adding to 40505231110 its reverse (1113250504), we get a palindrome (41618481614).

The spelling of 40505231110 in words is "forty billion, five hundred five million, two hundred thirty-one thousand, one hundred ten".