168489696 has 24 divisors (see below), whose sum is σ = 442285704. Its totient is φ = 56163200.

The previous prime is 168489691. The next prime is 168489707. The reversal of 168489696 is 696984861.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168489691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 877455 + ... + 877646.

It is an arithmetic number, because the mean of its divisors is an integer number (18428571).

Almost surely, 2^168489696 is an apocalyptic number.

168489696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

168489696 is an abundant number, since it is smaller than the sum of its proper divisors (273796008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

168489696 is a wasteful number, since it uses less digits than its factorization.

168489696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1755114 (or 1755106 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 57.

The square root of 168489696 is about 12980.3580844289. The cubic root of 168489696 is about 552.3204398653.

The spelling of 168489696 in words is "one hundred sixty-eight million, four hundred eighty-nine thousand, six hundred ninety-six".