321128826234 has 64 divisors (see below), whose sum is σ = 660533284224. Its totient is φ = 104023454976.

The previous prime is 321128826233. The next prime is 321128826257. The reversal of 321128826234 is 432628821123.

It is not an unprimeable number, because it can be changed into a prime (321128826233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55240312 + ... + 55246124.

It is an arithmetic number, because the mean of its divisors is an integer number (10320832566).

Almost surely, 2^321128826234 is an apocalyptic number.

321128826234 is an abundant number, since it is smaller than the sum of its proper divisors (339404457990).

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

321128826234 is a wasteful number, since it uses less digits than its factorization.

321128826234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6911.

The product of its digits is 221184, while the sum is 42.

The spelling of 321128826234 in words is "three hundred twenty-one billion, one hundred twenty-eight million, eight hundred twenty-six thousand, two hundred thirty-four".