164152316165 has 8 divisors (see below), whose sum is σ = 197026765848. Its totient is φ = 131292528640.

The previous prime is 164152316117. The next prime is 164152316171. The reversal of 164152316165 is 561613251461.

It can be written as a sum of positive squares in 4 ways, for example, as 47572408321 + 116579907844 = 218111^2 + 341438^2 .

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

It is not a de Polignac number, because 164152316165 - 2¹⁶ = 164152250629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3640892 + ... + 3685701.

It is an arithmetic number, because the mean of its divisors is an integer number (24628345731).

Almost surely, 2^164152316165 is an apocalyptic number.

It is an amenable number.

164152316165 is a deficient number, since it is larger than the sum of its proper divisors (32874449683).

164152316165 is an equidigital number, since it uses as much as digits as its factorization.

164152316165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7331079.

The product of its digits is 129600, while the sum is 41.

The spelling of 164152316165 in words is "one hundred sixty-four billion, one hundred fifty-two million, three hundred sixteen thousand, one hundred sixty-five".