158199168 has 64 divisors (see below), whose sum is σ = 442353600. Its totient is φ = 49955328.

The previous prime is 158199157. The next prime is 158199203. The reversal of 158199168 is 861991851.

158199168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a zygodrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3546 + ... + 18137.

It is an arithmetic number, because the mean of its divisors is an integer number (6911775).

Almost surely, 2^158199168 is an apocalyptic number.

It is an amenable number.

158199168 is an abundant number, since it is smaller than the sum of its proper divisors (284154432).

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

158199168 is a wasteful number, since it uses less digits than its factorization.

158199168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21719 (or 21707 counting only the distinct ones).

The product of its digits is 155520, while the sum is 48.

The square root of 158199168 is about 12577.7250725240. The cubic root of 158199168 is about 540.8390796077.

The spelling of 158199168 in words is "one hundred fifty-eight million, one hundred ninety-nine thousand, one hundred sixty-eight".