164389065663200 has 72 divisors (see below), whose sum is σ = 458645493215952. Its totient is φ = 56361965368320.

The previous prime is 164389065663181. The next prime is 164389065663211. The reversal of 164389065663200 is 2366560983461.

It is a self number, because there is not a number n which added to its sum of digits gives 164389065663200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14677589549 + ... + 14677600748.

It is an arithmetic number, because the mean of its divisors is an integer number (6370076294666).

Almost surely, 2^{164389065663200} is an apocalyptic number.

164389065663200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164389065663200 is an abundant number, since it is smaller than the sum of its proper divisors (294256427552752).

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

164389065663200 is a wasteful number, since it uses less digits than its factorization.

164389065663200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29355190324 (or 29355190311 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 59.

The spelling of 164389065663200 in words is "one hundred sixty-four trillion, three hundred eighty-nine billion, sixty-five million, six hundred sixty-three thousand, two hundred".