158968672 has 24 divisors (see below), whose sum is σ = 314387136. Its totient is φ = 79124352.

The previous prime is 158968639. The next prime is 158968673. The reversal of 158968672 is 276869851.

158968672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158968673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4003 + ... + 18274.

It is an arithmetic number, because the mean of its divisors is an integer number (13099464).

Almost surely, 2^158968672 is an apocalyptic number.

It is an amenable number.

158968672 is a deficient number, since it is larger than the sum of its proper divisors (155418464).

158968672 is a wasteful number, since it uses less digits than its factorization.

158968672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22510 (or 22502 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 52.

The square root of 158968672 is about 12608.2779157187. The cubic root of 158968672 is about 541.7145685553.

The spelling of 158968672 in words is "one hundred fifty-eight million, nine hundred sixty-eight thousand, six hundred seventy-two".