164255343406 has 32 divisors (see below), whose sum is σ = 323346136320. Its totient is φ = 60627398400.

The previous prime is 164255343377. The next prime is 164255343409. The reversal of 164255343406 is 604343552461.

It is a happy number.

164255343406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164255343409) by changing a digit.

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, 28065315 + ... + 28071166.

It is an arithmetic number, because the mean of its divisors is an integer number (10104566760).

Almost surely, 2^164255343406 is an apocalyptic number.

164255343406 is a deficient number, since it is larger than the sum of its proper divisors (159090792914).

164255343406 is a wasteful number, since it uses less digits than its factorization.

164255343406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56136520.

The product of its (nonzero) digits is 1036800, while the sum is 43.

Adding to 164255343406 its reverse (604343552461), we get a palindrome (768598895867).

The spelling of 164255343406 in words is "one hundred sixty-four billion, two hundred fifty-five million, three hundred forty-three thousand, four hundred six".