40011234243 has 16 divisors (see below), whose sum is σ = 53739168000. Its totient is φ = 26479154016.

The previous prime is 40011234169. The next prime is 40011234259. The reversal of 40011234243 is 34243211004.

It is not a de Polignac number, because 40011234243 - 2¹⁴ = 40011217859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40011234143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326508 + ... + 432006.

It is an arithmetic number, because the mean of its divisors is an integer number (3358698000).

Almost surely, 2^40011234243 is an apocalyptic number.

40011234243 is a deficient number, since it is larger than the sum of its proper divisors (13727933757).

40011234243 is a wasteful number, since it uses less digits than its factorization.

40011234243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106426.

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

Adding to 40011234243 its reverse (34243211004), we get a palindrome (74254445247).

The spelling of 40011234243 in words is "forty billion, eleven million, two hundred thirty-four thousand, two hundred forty-three".