40505331050 has 24 divisors (see below), whose sum is σ = 78615566496. Its totient is φ = 15497691440.

The previous prime is 40505331047. The next prime is 40505331059. The reversal of 40505331050 is 5013350504.

It is not an unprimeable number, because it can be changed into a prime (40505331059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17609864 + ... + 17612163.

It is an arithmetic number, because the mean of its divisors is an integer number (3275648604).

Almost surely, 2^40505331050 is an apocalyptic number.

40505331050 is a deficient number, since it is larger than the sum of its proper divisors (38110235446).

40505331050 is a wasteful number, since it uses less digits than its factorization.

40505331050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35222062 (or 35222057 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

Adding to 40505331050 its reverse (5013350504), we get a palindrome (45518681554).

The spelling of 40505331050 in words is "forty billion, five hundred five million, three hundred thirty-one thousand, fifty".