41205131545 has 16 divisors (see below), whose sum is σ = 51228936000. Its totient is φ = 31779041728.

The previous prime is 41205131503. The next prime is 41205131549. The reversal of 41205131545 is 54513150214.

It is a cyclic number.

It is not a de Polignac number, because 41205131545 - 2⁷ = 41205131417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41205131549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120055 + ... + 311164.

It is an arithmetic number, because the mean of its divisors is an integer number (3201808500).

Almost surely, 2^41205131545 is an apocalyptic number.

It is an amenable number.

41205131545 is a deficient number, since it is larger than the sum of its proper divisors (10023804455).

41205131545 is a wasteful number, since it uses less digits than its factorization.

41205131545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431912.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 41205131545 its reverse (54513150214), we get a palindrome (95718281759).

The spelling of 41205131545 in words is "forty-one billion, two hundred five million, one hundred thirty-one thousand, five hundred forty-five".