40041343432205 has 8 divisors (see below), whose sum is σ = 48298573840632. Its totient is φ = 31867100264448.

The previous prime is 40041343432183. The next prime is 40041343432231. The reversal of 40041343432205 is 50223434314004.

It can be written as a sum of positive squares in 4 ways, for example, as 5313458348836 + 34727885083369 = 2305094^2 + 5893037^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40041343432205 - 2⁶ = 40041343432141 is a prime.

It is a super-3 number, since 3×40041343432205³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20746809104 + ... + 20746811033.

It is an arithmetic number, because the mean of its divisors is an integer number (6037321730079).

Almost surely, 2^{40041343432205} is an apocalyptic number.

It is an amenable number.

40041343432205 is a deficient number, since it is larger than the sum of its proper divisors (8257230408427).

40041343432205 is a wasteful number, since it uses less digits than its factorization.

40041343432205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41493620335.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 40041343432205 its reverse (50223434314004), we get a palindrome (90264777746209).

The spelling of 40041343432205 in words is "forty trillion, forty-one billion, three hundred forty-three million, four hundred thirty-two thousand, two hundred five".