168298649446 has 8 divisors (see below), whose sum is σ = 252453795264. Its totient is φ = 84147384360.

The previous prime is 168298649437. The next prime is 168298649459. The reversal of 168298649446 is 644946892861.

168298649446 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×168298649446² (a number of 23 digits) contains 22 as substring.

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, 859225 + ... + 1036756.

It is an arithmetic number, because the mean of its divisors is an integer number (31556724408).

Almost surely, 2^168298649446 is an apocalyptic number.

168298649446 is a deficient number, since it is larger than the sum of its proper divisors (84155145818).

168298649446 is a wasteful number, since it uses less digits than its factorization.

168298649446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940366.

The product of its digits is 143327232, while the sum is 67.

The spelling of 168298649446 in words is "one hundred sixty-eight billion, two hundred ninety-eight million, six hundred forty-nine thousand, four hundred forty-six".