221637710044414 has 8 divisors (see below), whose sum is σ = 335506625296920. Its totient is φ = 109802168278776.

The previous prime is 221637710044397. The next prime is 221637710044477. The reversal of 221637710044414 is 414440017736122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508343371444 + ... + 508343371879.

It is an arithmetic number, because the mean of its divisors is an integer number (41938328162115).

Almost surely, 2^{221637710044414} is an apocalyptic number.

221637710044414 is a deficient number, since it is larger than the sum of its proper divisors (113868915252506).

221637710044414 is a wasteful number, since it uses less digits than its factorization.

221637710044414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016686743434.

The product of its (nonzero) digits is 903168, while the sum is 46.

The spelling of 221637710044414 in words is "two hundred twenty-one trillion, six hundred thirty-seven billion, seven hundred ten million, forty-four thousand, four hundred fourteen".