40402442041 has 16 divisors (see below), whose sum is σ = 45353272384. Its totient is φ = 35744981184.

The previous prime is 40402442033. The next prime is 40402442083. The reversal of 40402442041 is 14024420404.

It is a cyclic number.

It is not a de Polignac number, because 40402442041 - 2³ = 40402442033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40402441997 and 40402442015.

It is not an unprimeable number, because it can be changed into a prime (40402442141) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 594615 + ... + 659068.

It is an arithmetic number, because the mean of its divisors is an integer number (2834579524).

Almost surely, 2^40402442041 is an apocalyptic number.

It is an amenable number.

40402442041 is a deficient number, since it is larger than the sum of its proper divisors (4950830343).

40402442041 is a wasteful number, since it uses less digits than its factorization.

40402442041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253800.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 40402442041 its reverse (14024420404), we get a palindrome (54426862445).

The spelling of 40402442041 in words is "forty billion, four hundred two million, four hundred forty-two thousand, forty-one".