165068313796 has 27 divisors (see below), whose sum is σ = 298534071213. Its totient is φ = 79859576160.

The previous prime is 165068313793. The next prime is 165068313797. The reversal of 165068313796 is 697313860561.

The square root of 165068313796 is 406286.

It is a perfect power (a square), and thus also a powerful number.

165068313796 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 only one way, i.e., 55946440900 + 109121872896 = 236530^2 + 330336^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165068313793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 25186456 + ... + 25193008.

Almost surely, 2^165068313796 is an apocalyptic number.

165068313796 is the 406286-th square number.

It is an amenable number.

165068313796 is a deficient number, since it is larger than the sum of its proper divisors (133465757417).

165068313796 is an frugal number, since it uses more digits than its factorization.

165068313796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13172 (or 6586 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 55.

It can be divided in two parts, 165068 and 313796, that added together give a square (478864 = 692²).

The spelling of 165068313796 in words is "one hundred sixty-five billion, sixty-eight million, three hundred thirteen thousand, seven hundred ninety-six".