2166026159241 has 32 divisors (see below), whose sum is σ = 3667520030720. Its totient is φ = 1237670457552.

The previous prime is 2166026159189. The next prime is 2166026159273. The reversal of 2166026159241 is 1429516206612.

2166026159241 is a `hidden beast` number, since 2 + 1 + 6 + 6 + 0 + 2 + 615 + 9 + 24 + 1 = 666.

It is not a de Polignac number, because 2166026159241 - 2¹⁰ = 2166026158217 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2166026159281) 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, 3886086 + ... + 4408368.

It is an arithmetic number, because the mean of its divisors is an integer number (114610000960).

Almost surely, 2^{2166026159241} is an apocalyptic number.

2166026159241 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2166026159241 is a deficient number, since it is larger than the sum of its proper divisors (1501493871479).

2166026159241 is a wasteful number, since it uses less digits than its factorization.

2166026159241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544242 (or 544236 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 2166026159241 in words is "two trillion, one hundred sixty-six billion, twenty-six million, one hundred fifty-nine thousand, two hundred forty-one".