163450006322165 has 16 divisors (see below), whose sum is σ = 207678058092720. Its totient is φ = 123068001239040.

The previous prime is 163450006322159. The next prime is 163450006322203. The reversal of 163450006322165 is 561223600054361.

163450006322165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 26672256501361 + 136777749820804 = 5164519^2 + 11695202^2 .

It is not a de Polignac number, because 163450006322165 - 2¹⁸ = 163450006060021 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50932301 + ... + 54046269.

It is an arithmetic number, because the mean of its divisors is an integer number (12979878630795).

Almost surely, 2^{163450006322165} is an apocalyptic number.

It is an amenable number.

163450006322165 is a deficient number, since it is larger than the sum of its proper divisors (44228051770555).

163450006322165 is a wasteful number, since it uses less digits than its factorization.

163450006322165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3731512.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 163450006322165 in words is "one hundred sixty-three trillion, four hundred fifty billion, six million, three hundred twenty-two thousand, one hundred sixty-five".