164590429405 has 16 divisors (see below), whose sum is σ = 212671189440. Its totient is φ = 121826451712.

The previous prime is 164590429373. The next prime is 164590429429. The reversal of 164590429405 is 504924095461.

It is a happy number.

164590429405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 164590429405 - 2⁵ = 164590429373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16404799 + ... + 16414828.

It is an arithmetic number, because the mean of its divisors is an integer number (13291949340).

Almost surely, 2^164590429405 is an apocalyptic number.

It is an amenable number.

164590429405 is a deficient number, since it is larger than the sum of its proper divisors (48080760035).

164590429405 is a wasteful number, since it uses less digits than its factorization.

164590429405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32819708.

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 164590429405 in words is "one hundred sixty-four billion, five hundred ninety million, four hundred twenty-nine thousand, four hundred five".