655216221214 has 8 divisors (see below), whose sum is σ = 986450990688. Its totient is φ = 326399224320.

The previous prime is 655216221197. The next prime is 655216221221. The reversal of 655216221214 is 412122612556.

655216221214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 604442467 + ... + 604443550.

It is an arithmetic number, because the mean of its divisors is an integer number (123306373836).

Almost surely, 2^655216221214 is an apocalyptic number.

655216221214 is a deficient number, since it is larger than the sum of its proper divisors (331234769474).

655216221214 is a wasteful number, since it uses less digits than its factorization.

655216221214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208886290.

The product of its digits is 57600, while the sum is 37.

The spelling of 655216221214 in words is "six hundred fifty-five billion, two hundred sixteen million, two hundred twenty-one thousand, two hundred fourteen".