321149466768 has 80 divisors (see below), whose sum is σ = 946010451456. Its totient is φ = 93002557440.

The previous prime is 321149466761. The next prime is 321149466769. The reversal of 321149466768 is 867664941123.

It is not an unprimeable number, because it can be changed into a prime (321149466761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15126528 + ... + 15147743.

Almost surely, 2^321149466768 is an apocalyptic number.

It is an amenable number.

321149466768 is an abundant number, since it is smaller than the sum of its proper divisors (624860984688).

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

321149466768 is a wasteful number, since it uses less digits than its factorization.

321149466768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30274312 (or 30274306 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 57.

The spelling of 321149466768 in words is "three hundred twenty-one billion, one hundred forty-nine million, four hundred sixty-six thousand, seven hundred sixty-eight".