164505551022 has 32 divisors (see below), whose sum is σ = 365609717760. Its totient is φ = 54828909720.

The previous prime is 164505551017. The next prime is 164505551083. The reversal of 164505551022 is 220155505461.

164505551022 is a `hidden beast` number, since 1 + 645 + 0 + 5 + 5 + 5 + 1 + 0 + 2 + 2 = 666.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 314643 + ... + 654225.

It is an arithmetic number, because the mean of its divisors is an integer number (11425303680).

Almost surely, 2^164505551022 is an apocalyptic number.

164505551022 is an abundant number, since it is smaller than the sum of its proper divisors (201104166738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164505551022 is a wasteful number, since it uses less digits than its factorization.

164505551022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348565 (or 348559 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 164505551022 in words is "one hundred sixty-four billion, five hundred five million, five hundred fifty-one thousand, twenty-two".