165215122552306 has 8 divisors (see below), whose sum is σ = 249068023948800. Its totient is φ = 82192447902708.

The previous prime is 165215122552289. The next prime is 165215122552349. The reversal of 165215122552306 is 603255221512561.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 207556686226 + ... + 207556687021.

It is an arithmetic number, because the mean of its divisors is an integer number (31133502993600).

Almost surely, 2^{165215122552306} is an apocalyptic number.

165215122552306 is a deficient number, since it is larger than the sum of its proper divisors (83852901396494).

165215122552306 is a wasteful number, since it uses less digits than its factorization.

165215122552306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415113373448.

The product of its (nonzero) digits is 1080000, while the sum is 46.

The spelling of 165215122552306 in words is "one hundred sixty-five trillion, two hundred fifteen billion, one hundred twenty-two million, five hundred fifty-two thousand, three hundred six".