164434335682 has 8 divisors (see below), whose sum is σ = 246773072700. Its totient is φ = 82176644784.

The previous prime is 164434335619. The next prime is 164434335697. The reversal of 164434335682 is 286533434461.

It can be written as a sum of positive squares in 2 ways, for example, as 146381994801 + 18052340881 = 382599^2 + 134359^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×164434335682³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 20256457 + ... + 20264572.

Almost surely, 2^164434335682 is an apocalyptic number.

164434335682 is a deficient number, since it is larger than the sum of its proper divisors (82338737018).

164434335682 is a wasteful number, since it uses less digits than its factorization.

164434335682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40523060.

The product of its digits is 4976640, while the sum is 49.

The spelling of 164434335682 in words is "one hundred sixty-four billion, four hundred thirty-four million, three hundred thirty-five thousand, six hundred eighty-two".