165053615003223 has 4 divisors (see below), whose sum is σ = 220071486670968. Its totient is φ = 110035743335480.

The previous prime is 165053615003197. The next prime is 165053615003279. The reversal of 165053615003223 is 322300516350561.

165053615003223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 165053615003223 - 2¹² = 165053614999127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165053615003623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27508935833868 + ... + 27508935833873.

It is an arithmetic number, because the mean of its divisors is an integer number (55017871667742).

Almost surely, 2^{165053615003223} is an apocalyptic number.

165053615003223 is a deficient number, since it is larger than the sum of its proper divisors (55017871667745).

165053615003223 is an equidigital number, since it uses as much as digits as its factorization.

165053615003223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55017871667744.

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 165053615003223 in words is "one hundred sixty-five trillion, fifty-three billion, six hundred fifteen million, three thousand, two hundred twenty-three".