164228464328 has 32 divisors (see below), whose sum is σ = 316564764600. Its totient is φ = 79815601152.

The previous prime is 164228464271. The next prime is 164228464339. The reversal of 164228464328 is 823464822461.

164228464328 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 163266099844 + 962364484 = 404062^2 + 31022^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23726 + ... + 573602.

Almost surely, 2^164228464328 is an apocalyptic number.

It is an amenable number.

164228464328 is a deficient number, since it is larger than the sum of its proper divisors (152336300272).

164228464328 is a wasteful number, since it uses less digits than its factorization.

164228464328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550929 (or 550925 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 50.

The spelling of 164228464328 in words is "one hundred sixty-four billion, two hundred twenty-eight million, four hundred sixty-four thousand, three hundred twenty-eight".