21752320346714 has 16 divisors (see below), whose sum is σ = 32899867308000. Its totient is φ = 10785987390960.

The previous prime is 21752320346699. The next prime is 21752320346759. The reversal of 21752320346714 is 41764302325712.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72219464 + ... + 72520035.

It is an arithmetic number, because the mean of its divisors is an integer number (2056241706750).

Almost surely, 2^{21752320346714} is an apocalyptic number.

21752320346714 is a deficient number, since it is larger than the sum of its proper divisors (11147546961286).

21752320346714 is a wasteful number, since it uses less digits than its factorization.

21752320346714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144740125.

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 21752320346714 in words is "twenty-one trillion, seven hundred fifty-two billion, three hundred twenty million, three hundred forty-six thousand, seven hundred fourteen".