21842183162305 has 16 divisors (see below), whose sum is σ = 30275368320384. Its totient is φ = 14950799169280.

The previous prime is 21842183162273. The next prime is 21842183162311. The reversal of 21842183162305 is 50326138124812.

It is not a de Polignac number, because 21842183162305 - 2⁵ = 21842183162273 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11680310917 + ... + 11680312786.

It is an arithmetic number, because the mean of its divisors is an integer number (1892210520024).

Almost surely, 2^{21842183162305} is an apocalyptic number.

It is an amenable number.

21842183162305 is a deficient number, since it is larger than the sum of its proper divisors (8433185158079).

21842183162305 is a wasteful number, since it uses less digits than its factorization.

21842183162305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23360623736.

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 21842183162305 in words is "twenty-one trillion, eight hundred forty-two billion, one hundred eighty-three million, one hundred sixty-two thousand, three hundred five".