40243441311 has 6 divisors (see below), whose sum is σ = 58129415240. Its totient is φ = 26828960868.

The previous prime is 40243441291. The next prime is 40243441319. The reversal of 40243441311 is 11314434204.

40243441311 is a `hidden beast` number, since 4 + 0 + 2 + 4 + 344 + 1 + 311 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-40243441311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40243441319) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2235746731 + ... + 2235746748.

Almost surely, 2^40243441311 is an apocalyptic number.

40243441311 is a deficient number, since it is larger than the sum of its proper divisors (17885973929).

40243441311 is a wasteful number, since it uses less digits than its factorization.

40243441311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4471493485 (or 4471493482 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 40243441311 its reverse (11314434204), we get a palindrome (51557875515).

The spelling of 40243441311 in words is "forty billion, two hundred forty-three million, four hundred forty-one thousand, three hundred eleven".