41166422565 has 32 divisors (see below), whose sum is σ = 68441382912. Its totient is φ = 21106440000.

The previous prime is 41166422537. The next prime is 41166422569. The reversal of 41166422565 is 56522466114.

It is not a de Polignac number, because 41166422565 - 2⁶ = 41166422501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41166422569) 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 31 ways as a sum of consecutive naturals, for example, 222931 + ... + 363360.

It is an arithmetic number, because the mean of its divisors is an integer number (2138793216).

Almost surely, 2^41166422565 is an apocalyptic number.

It is an amenable number.

41166422565 is a deficient number, since it is larger than the sum of its proper divisors (27274960347).

41166422565 is a wasteful number, since it uses less digits than its factorization.

41166422565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586481.

The product of its digits is 345600, while the sum is 42.

Adding to 41166422565 its reverse (56522466114), we get a palindrome (97688888679).

The spelling of 41166422565 in words is "forty-one billion, one hundred sixty-six million, four hundred twenty-two thousand, five hundred sixty-five".