2166044054003 has 2 divisors, whose sum is σ = 2166044054004. Its totient is φ = 2166044054002.

The previous prime is 2166044053991. The next prime is 2166044054093. The reversal of 2166044054003 is 3004504406612.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2166044054003 - 2¹⁰ = 2166044052979 is a prime.

It is not a weakly prime, because it can be changed into another prime (2166044054093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1083022027001 + 1083022027002.

It is an arithmetic number, because the mean of its divisors is an integer number (1083022027002).

Almost surely, 2^{2166044054003} is an apocalyptic number.

2166044054003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2166044054003 is an equidigital number, since it uses as much as digits as its factorization.

2166044054003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 2166044054003 in words is "two trillion, one hundred sixty-six billion, forty-four million, fifty-four thousand, three".