21442717415104 has 56 divisors (see below), whose sum is σ = 42703253948160. Its totient is φ = 10682846870784.

The previous prime is 21442717415081. The next prime is 21442717415111. The reversal of 21442717415104 is 40151471724412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541148637 + ... + 541188259.

Almost surely, 2^{21442717415104} is an apocalyptic number.

It is an amenable number.

21442717415104 is a deficient number, since it is larger than the sum of its proper divisors (21260536533056).

21442717415104 is a wasteful number, since it uses less digits than its factorization.

21442717415104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69797 (or 69787 counting only the distinct ones).

The product of its (nonzero) digits is 250880, while the sum is 43.

The spelling of 21442717415104 in words is "twenty-one trillion, four hundred forty-two billion, seven hundred seventeen million, four hundred fifteen thousand, one hundred four".