168436922222 has 8 divisors (see below), whose sum is σ = 252684097776. Its totient is φ = 84208889632.

The previous prime is 168436922219. The next prime is 168436922243. The reversal of 168436922222 is 222229634861.

It is a happy number.

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

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, 4763723 + ... + 4798950.

It is an arithmetic number, because the mean of its divisors is an integer number (31585512222).

Almost surely, 2^168436922222 is an apocalyptic number.

168436922222 is a deficient number, since it is larger than the sum of its proper divisors (84247175554).

168436922222 is an equidigital number, since it uses as much as digits as its factorization.

168436922222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9571482.

The product of its digits is 995328, while the sum is 47.

The spelling of 168436922222 in words is "one hundred sixty-eight billion, four hundred thirty-six million, nine hundred twenty-two thousand, two hundred twenty-two".