122358999168 has 448 divisors, whose sum is σ = 426322464000. Its totient is φ = 34950569472.

The previous prime is 122358999151. The next prime is 122358999263. The reversal of 122358999168 is 861999853221.

122358999168 is a `hidden beast` number, since 12 + 23 + 589 + 9 + 9 + 16 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 32004105 + ... + 32007927.

Almost surely, 2^122358999168 is an apocalyptic number.

122358999168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122358999168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213161232000).

122358999168 is an abundant number, since it is smaller than the sum of its proper divisors (303963464832).

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

122358999168 is an frugal number, since it uses more digits than its factorization.

122358999168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876 (or 3835 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 63.

The spelling of 122358999168 in words is "one hundred twenty-two billion, three hundred fifty-eight million, nine hundred ninety-nine thousand, one hundred sixty-eight".