41115454045661 has 16 divisors (see below), whose sum is σ = 44197066561536. Its totient is φ = 38111962646016.

The previous prime is 41115454045639. The next prime is 41115454045663. The reversal of 41115454045661 is 16654045451114.

41115454045661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41115454045661 - 2⁶ = 41115454045597 is a prime.

It is a super-2 number, since 2×41115454045661² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41115454045663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69206951 + ... + 69798516.

It is an arithmetic number, because the mean of its divisors is an integer number (2762316660096).

Almost surely, 2^{41115454045661} is an apocalyptic number.

It is an amenable number.

41115454045661 is a deficient number, since it is larger than the sum of its proper divisors (3081612515875).

41115454045661 is a wasteful number, since it uses less digits than its factorization.

41115454045661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139005748.

The product of its (nonzero) digits is 1152000, while the sum is 47.

Adding to 41115454045661 its reverse (16654045451114), we get a palindrome (57769499496775).

The spelling of 41115454045661 in words is "forty-one trillion, one hundred fifteen billion, four hundred fifty-four million, forty-five thousand, six hundred sixty-one".