41561232225165 has 24 divisors (see below), whose sum is σ = 72313383542400. Its totient is φ = 22081709181024.

The previous prime is 41561232225157. The next prime is 41561232225187. The reversal of 41561232225165 is 56152223216514.

41561232225165 is a `hidden beast` number, since 4 + 1 + 5 + 6 + 12 + 322 + 251 + 65 = 666.

It is not a de Polignac number, because 41561232225165 - 2³ = 41561232225157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 41561232225165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1755849265 + ... + 1755872934.

It is an arithmetic number, because the mean of its divisors is an integer number (3013057647600).

Almost surely, 2^{41561232225165} is an apocalyptic number.

41561232225165 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41561232225165 is a deficient number, since it is larger than the sum of its proper divisors (30752151317235).

41561232225165 is a wasteful number, since it uses less digits than its factorization.

41561232225165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3511722473 (or 3511722470 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The spelling of 41561232225165 in words is "forty-one trillion, five hundred sixty-one billion, two hundred thirty-two million, two hundred twenty-five thousand, one hundred sixty-five".