40243311260 has 24 divisors (see below), whose sum is σ = 84515078256. Its totient is φ = 16096538880.

The previous prime is 40243311221. The next prime is 40243311289. The reversal of 40243311260 is 6211334204.

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 7 ways as a sum of consecutive naturals, for example, 548084 + ... + 617156.

It is an arithmetic number, because the mean of its divisors is an integer number (3521461594).

Almost surely, 2^40243311260 is an apocalyptic number.

It is an amenable number.

40243311260 is an abundant number, since it is smaller than the sum of its proper divisors (44271766996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40243311260 is a wasteful number, since it uses less digits than its factorization.

40243311260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98213 (or 98211 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 40243311260 its reverse (6211334204), we get a palindrome (46454645464).

The spelling of 40243311260 in words is "forty billion, two hundred forty-three million, three hundred eleven thousand, two hundred sixty".