158966156 has 24 divisors (see below), whose sum is σ = 292233984. Its totient is φ = 75517200.

The previous prime is 158966149. The next prime is 158966177. The reversal of 158966156 is 651669851.

It is a self number, because there is not a number n which added to its sum of digits gives 158966156.

It is an unprimeable number.

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, 8171 + ... + 19613.

It is an arithmetic number, because the mean of its divisors is an integer number (12176416).

Almost surely, 2^158966156 is an apocalyptic number.

It is an amenable number.

158966156 is a deficient number, since it is larger than the sum of its proper divisors (133267828).

158966156 is a wasteful number, since it uses less digits than its factorization.

158966156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11621 (or 11619 counting only the distinct ones).

The product of its digits is 388800, while the sum is 47.

The square root of 158966156 is about 12608.1781396045. The cubic root of 158966156 is about 541.7117106315.

The spelling of 158966156 in words is "one hundred fifty-eight million, nine hundred sixty-six thousand, one hundred fifty-six".