165214847223888 has 200 divisors, whose sum is σ = 536551569186240. Its totient is φ = 42912946053120.

The previous prime is 165214847223863. The next prime is 165214847223949. The reversal of 165214847223888 is 888322748412561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11872881 + ... + 21711632.

Almost surely, 2^{165214847223888} is an apocalyptic number.

It is an amenable number.

165214847223888 is an abundant number, since it is smaller than the sum of its proper divisors (371336721962352).

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

165214847223888 is an equidigital number, since it uses as much as digits as its factorization.

165214847223888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33584575 (or 33584536 counting only the distinct ones).

The product of its digits is 330301440, while the sum is 69.

The spelling of 165214847223888 in words is "one hundred sixty-five trillion, two hundred fourteen billion, eight hundred forty-seven million, two hundred twenty-three thousand, eight hundred eighty-eight".