41434444165661 has 8 divisors (see below), whose sum is σ = 42002389870584. Its totient is φ = 40866507936000.

The previous prime is 41434444165627. The next prime is 41434444165679. The reversal of 41434444165661 is 16656144443414.

It can be written as a sum of positive squares in 4 ways, for example, as 5584359765625 + 35850084400036 = 2363125^2 + 5987494^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41434444165661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41434444165861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6671795 + ... + 11286351.

It is an arithmetic number, because the mean of its divisors is an integer number (5250298733823).

Almost surely, 2^{41434444165661} is an apocalyptic number.

It is an amenable number.

41434444165661 is a deficient number, since it is larger than the sum of its proper divisors (567945704923).

41434444165661 is a wasteful number, since it uses less digits than its factorization.

41434444165661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4737631.

The product of its digits is 13271040, while the sum is 53.

The spelling of 41434444165661 in words is "forty-one trillion, four hundred thirty-four billion, four hundred forty-four million, one hundred sixty-five thousand, six hundred sixty-one".