40242042441 has 12 divisors (see below), whose sum is σ = 58193235568. Its totient is φ = 26797640184.

The previous prime is 40242042377. The next prime is 40242042461. The reversal of 40242042441 is 14424024204.

It is not a de Polignac number, because 40242042441 - 2⁶ = 40242042377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40242042461) 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, 2523955 + ... + 2539848.

Almost surely, 2^40242042441 is an apocalyptic number.

It is an amenable number.

40242042441 is a deficient number, since it is larger than the sum of its proper divisors (17951193127).

40242042441 is a wasteful number, since it uses less digits than its factorization.

40242042441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5064692 (or 5064689 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 40242042441 its reverse (14424024204), we get a palindrome (54666066645).

The spelling of 40242042441 in words is "forty billion, two hundred forty-two million, forty-two thousand, four hundred forty-one".