168849412252 has 12 divisors (see below), whose sum is σ = 295489516896. Its totient is φ = 84423836000.

The previous prime is 168849412243. The next prime is 168849412271. The reversal of 168849412252 is 252214948861.

It is a self number, because there is not a number n which added to its sum of digits gives 168849412252.

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, 439752 + ... + 728752.

It is an arithmetic number, because the mean of its divisors is an integer number (24624126408).

Almost surely, 2^168849412252 is an apocalyptic number.

It is an amenable number.

168849412252 is a deficient number, since it is larger than the sum of its proper divisors (126640104644).

168849412252 is a wasteful number, since it uses less digits than its factorization.

168849412252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435068 (or 435066 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 52.

The spelling of 168849412252 in words is "one hundred sixty-eight billion, eight hundred forty-nine million, four hundred twelve thousand, two hundred fifty-two".