321643405216614 has 16 divisors (see below), whose sum is σ = 692770411235952. Its totient is φ = 98967201605088.

The previous prime is 321643405216613. The next prime is 321643405216687. The reversal of 321643405216614 is 416612504346123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321643405216613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2061816700029 + ... + 2061816700184.

It is an arithmetic number, because the mean of its divisors is an integer number (43298150702247).

Almost surely, 2^{321643405216614} is an apocalyptic number.

321643405216614 is an abundant number, since it is smaller than the sum of its proper divisors (371127006019338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321643405216614 is a wasteful number, since it uses less digits than its factorization.

321643405216614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4123633400231.

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 321643405216614 in words is "three hundred twenty-one trillion, six hundred forty-three billion, four hundred five million, two hundred sixteen thousand, six hundred fourteen".