158168932670 has 32 divisors (see below), whose sum is σ = 325464350400. Its totient is φ = 54214638336.

The previous prime is 158168932639. The next prime is 158168932679. The reversal of 158168932670 is 76239861851.

158168932670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×158168932670² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158168932679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44975 + ... + 564234.

It is an arithmetic number, because the mean of its divisors is an integer number (10170760950).

Almost surely, 2^158168932670 is an apocalyptic number.

158168932670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

158168932670 is an abundant number, since it is smaller than the sum of its proper divisors (167295417730).

158168932670 is a wasteful number, since it uses less digits than its factorization.

158168932670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612932.

The product of its (nonzero) digits is 4354560, while the sum is 56.

The spelling of 158168932670 in words is "one hundred fifty-eight billion, one hundred sixty-eight million, nine hundred thirty-two thousand, six hundred seventy".