40205344005441 has 12 divisors (see below), whose sum is σ = 58075568263440. Its totient is φ = 26803016911320.

The previous prime is 40205344005427. The next prime is 40205344005443. The reversal of 40205344005441 is 14450044350204.

40205344005441 is a `hidden beast` number, since 4 + 0 + 20 + 53 + 4 + 40 + 0 + 544 + 1 = 666.

It is not a de Polignac number, because 40205344005441 - 2¹⁹ = 40205343481153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40205344005396 and 40205344005405.

It is not an unprimeable number, because it can be changed into a prime (40205344005443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45013095 + ... + 45897596.

It is an arithmetic number, because the mean of its divisors is an integer number (4839630688620).

Almost surely, 2^{40205344005441} is an apocalyptic number.

It is an amenable number.

40205344005441 is a deficient number, since it is larger than the sum of its proper divisors (17870224257999).

40205344005441 is a wasteful number, since it uses less digits than its factorization.

40205344005441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90959836 (or 90959833 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 40205344005441 its reverse (14450044350204), we get a palindrome (54655388355645).

The spelling of 40205344005441 in words is "forty trillion, two hundred five billion, three hundred forty-four million, five thousand, four hundred forty-one".