165268066822 has 32 divisors (see below), whose sum is σ = 259383720960. Its totient is φ = 78886772640.

The previous prime is 165268066787. The next prime is 165268066841. The reversal of 165268066822 is 228660862561.

It is a happy number.

165268066822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×165268066822² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 165268066822.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1291953 + ... + 1414099.

It is an arithmetic number, because the mean of its divisors is an integer number (8105741280).

Almost surely, 2^165268066822 is an apocalyptic number.

165268066822 is a deficient number, since it is larger than the sum of its proper divisors (94115654138).

165268066822 is a wasteful number, since it uses less digits than its factorization.

165268066822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122476.

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 165268066822 in words is "one hundred sixty-five billion, two hundred sixty-eight million, sixty-six thousand, eight hundred twenty-two".