41661811143 has 12 divisors (see below), whose sum is σ = 60204264120. Its totient is φ = 27762498096.

The previous prime is 41661811127. The next prime is 41661811181. The reversal of 41661811143 is 34111816614.

41661811143 is a `hidden beast` number, since 4 + 16 + 618 + 11 + 14 + 3 = 666.

It is not a de Polignac number, because 41661811143 - 2⁴ = 41661811127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41661811098 and 41661811107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41661811193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 981621 + ... + 1023182.

It is an arithmetic number, because the mean of its divisors is an integer number (5017022010).

Almost surely, 2^41661811143 is an apocalyptic number.

41661811143 is a deficient number, since it is larger than the sum of its proper divisors (18542452977).

41661811143 is a wasteful number, since it uses less digits than its factorization.

41661811143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007118 (or 2007115 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The spelling of 41661811143 in words is "forty-one billion, six hundred sixty-one million, eight hundred eleven thousand, one hundred forty-three".