321641466102 has 96 divisors (see below), whose sum is σ = 789452801280. Its totient is φ = 93747917760.

The previous prime is 321641466061. The next prime is 321641466109. The reversal of 321641466102 is 201664146123.

321641466102 is a `hidden beast` number, since 3 + 2 + 1 + 641 + 4 + 6 + 6 + 1 + 0 + 2 = 666.

321641466102 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321641466109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1403653 + ... + 1616639.

It is an arithmetic number, because the mean of its divisors is an integer number (8223466680).

Almost surely, 2^321641466102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 321641466102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (394726400640).

321641466102 is an abundant number, since it is smaller than the sum of its proper divisors (467811335178).

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

321641466102 is a wasteful number, since it uses less digits than its factorization.

321641466102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213298 (or 213295 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 321641466102 in words is "three hundred twenty-one billion, six hundred forty-one million, four hundred sixty-six thousand, one hundred two".