158272868 has 24 divisors (see below), whose sum is σ = 298939200. Its totient is φ = 72888480.

The previous prime is 158272847. The next prime is 158272871. The reversal of 158272868 is 868272851.

158272868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

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, 22433 + ... + 28631.

It is an arithmetic number, because the mean of its divisors is an integer number (12455800).

Almost surely, 2^158272868 is an apocalyptic number.

It is an amenable number.

158272868 is a deficient number, since it is larger than the sum of its proper divisors (140666332).

158272868 is a wasteful number, since it uses less digits than its factorization.

158272868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6707 (or 6705 counting only the distinct ones).

The product of its digits is 430080, while the sum is 47.

The square root of 158272868 is about 12580.6545139750. The cubic root of 158272868 is about 540.9230531887.

The spelling of 158272868 in words is "one hundred fifty-eight million, two hundred seventy-two thousand, eight hundred sixty-eight".