158708668 has 12 divisors (see below), whose sum is σ = 294077952. Its totient is φ = 74686400.

The previous prime is 158708647. The next prime is 158708681. The reversal of 158708668 is 866807851.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1166908 + ... + 1167043.

It is an arithmetic number, because the mean of its divisors is an integer number (24506496).

Almost surely, 2^158708668 is an apocalyptic number.

It is an amenable number.

158708668 is a deficient number, since it is larger than the sum of its proper divisors (135369284).

158708668 is a wasteful number, since it uses less digits than its factorization.

158708668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333972 (or 2333970 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 49.

The square root of 158708668 is about 12597.9628511915. The cubic root of 158708668 is about 541.4190704727.

The spelling of 158708668 in words is "one hundred fifty-eight million, seven hundred eight thousand, six hundred sixty-eight".