164255350401 has 6 divisors (see below), whose sum is σ = 237257728370. Its totient is φ = 109503566928.

The previous prime is 164255350393. The next prime is 164255350403. The reversal of 164255350401 is 104053552461.

164255350401 is a `hidden beast` number, since 1 + 64 + 2 + 553 + 5 + 0 + 40 + 1 = 666.

164255350401 is digitally balanced in base 2, 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 only one way, i.e., 118886350401 + 45369000000 = 344799^2 + 213000^2 .

It is not a de Polignac number, because 164255350401 - 2³ = 164255350393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164255350403) 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 5 ways as a sum of consecutive naturals, for example, 9125297236 + ... + 9125297253.

Almost surely, 2^164255350401 is an apocalyptic number.

It is an amenable number.

164255350401 is a deficient number, since it is larger than the sum of its proper divisors (73002377969).

164255350401 is a wasteful number, since it uses less digits than its factorization.

164255350401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18250594495 (or 18250594492 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 164255350401 in words is "one hundred sixty-four billion, two hundred fifty-five million, three hundred fifty thousand, four hundred one".