868165333201 has 4 divisors (see below), whose sum is σ = 869212578100. Its totient is φ = 867118088304.

The previous prime is 868165333177. The next prime is 868165333219. The reversal of 868165333201 is 102333561868.

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

It can be written as a sum of positive squares in 2 ways, for example, as 740630638801 + 127534694400 = 860599^2 + 357120^2 .

It is a cyclic number.

It is not a de Polignac number, because 868165333201 - 2²⁷ = 868031115473 is a prime.

It is a super-2 number, since 2×868165333201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (868165333291) 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 3 ways as a sum of consecutive naturals, for example, 523621206 + ... + 523622863.

It is an arithmetic number, because the mean of its divisors is an integer number (217303144525).

Almost surely, 2^868165333201 is an apocalyptic number.

It is an amenable number.

868165333201 is a deficient number, since it is larger than the sum of its proper divisors (1047244899).

868165333201 is a wasteful number, since it uses less digits than its factorization.

868165333201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047244898.

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 868165333201 in words is "eight hundred sixty-eight billion, one hundred sixty-five million, three hundred thirty-three thousand, two hundred one".