162868117144 has 16 divisors (see below), whose sum is σ = 309243261600. Its totient is φ = 80403247392.

The previous prime is 162868117117. The next prime is 162868117187. The reversal of 162868117144 is 441711868261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128850727 + ... + 128851990.

It is an arithmetic number, because the mean of its divisors is an integer number (19327703850).

Almost surely, 2^162868117144 is an apocalyptic number.

It is an amenable number.

162868117144 is a deficient number, since it is larger than the sum of its proper divisors (146375144456).

162868117144 is a wasteful number, since it uses less digits than its factorization.

162868117144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257702802 (or 257702798 counting only the distinct ones).

The product of its digits is 516096, while the sum is 49.

It can be divided in two parts, 162868117 and 144, that added together give a palindrome (162868261).

The spelling of 162868117144 in words is "one hundred sixty-two billion, eight hundred sixty-eight million, one hundred seventeen thousand, one hundred forty-four".