40240113243 has 48 divisors (see below), whose sum is σ = 64407423360. Its totient is φ = 22099651200.

The previous prime is 40240113229. The next prime is 40240113253. The reversal of 40240113243 is 34231104204.

It is not a de Polignac number, because 40240113243 - 2⁴ = 40240113227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40240113223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 271023 + ... + 392343.

It is an arithmetic number, because the mean of its divisors is an integer number (1341821320).

Almost surely, 2^40240113243 is an apocalyptic number.

40240113243 is a deficient number, since it is larger than the sum of its proper divisors (24167310117).

40240113243 is a wasteful number, since it uses less digits than its factorization.

40240113243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121400 (or 121377 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 40240113243 its reverse (34231104204), we get a palindrome (74471217447).

The spelling of 40240113243 in words is "forty billion, two hundred forty million, one hundred thirteen thousand, two hundred forty-three".