21484886842183 has 2 divisors, whose sum is σ = 21484886842184. Its totient is φ = 21484886842182.

The previous prime is 21484886842157. The next prime is 21484886842231. The reversal of 21484886842183 is 38124868848412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21484886842183 - 2⁵ = 21484886842151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21484886842483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10742443421091 + 10742443421092.

It is an arithmetic number, because the mean of its divisors is an integer number (10742443421092).

Almost surely, 2^{21484886842183} is an apocalyptic number.

21484886842183 is a deficient number, since it is larger than the sum of its proper divisors (1).

21484886842183 is an equidigital number, since it uses as much as digits as its factorization.

21484886842183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 150994944, while the sum is 67.

The spelling of 21484886842183 in words is "twenty-one trillion, four hundred eighty-four billion, eight hundred eighty-six million, eight hundred forty-two thousand, one hundred eighty-three".