164008825402 has 16 divisors (see below), whose sum is σ = 254517604200. Its totient is φ = 79170094080.

The previous prime is 164008825397. The next prime is 164008825403. The reversal of 164008825402 is 204528800461.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 153263637121 + 10745188281 = 391489^2 + 103659^2 .

It is not an unprimeable number, because it can be changed into a prime (164008825403) 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 7 ways as a sum of consecutive naturals, for example, 626674 + ... + 848962.

Almost surely, 2^164008825402 is an apocalyptic number.

164008825402 is a deficient number, since it is larger than the sum of its proper divisors (90508778798).

164008825402 is a wasteful number, since it uses less digits than its factorization.

164008825402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235041.

The product of its (nonzero) digits is 122880, while the sum is 40.

The spelling of 164008825402 in words is "one hundred sixty-four billion, eight million, eight hundred twenty-five thousand, four hundred two".