168695046368 has 48 divisors (see below), whose sum is σ = 334030740624. Its totient is φ = 83862850560.

The previous prime is 168695046367. The next prime is 168695046379. The reversal of 168695046368 is 863640596861.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 168695046368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168695046361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5512646 + ... + 5543162.

It is an arithmetic number, because the mean of its divisors is an integer number (6958973763).

Almost surely, 2^168695046368 is an apocalyptic number.

It is an amenable number.

168695046368 is a deficient number, since it is larger than the sum of its proper divisors (165335694256).

168695046368 is a wasteful number, since it uses less digits than its factorization.

168695046368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31515 (or 31507 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 62.

The spelling of 168695046368 in words is "one hundred sixty-eight billion, six hundred ninety-five million, forty-six thousand, three hundred sixty-eight".