158188822860 has 24 divisors (see below), whose sum is σ = 442928704176. Its totient is φ = 42183686080.

The previous prime is 158188822853. The next prime is 158188822873. The reversal of 158188822860 is 68228881851.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 158188822860.

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 7 ways as a sum of consecutive naturals, for example, 1318240131 + ... + 1318240250.

It is an arithmetic number, because the mean of its divisors is an integer number (18455362674).

Almost surely, 2^158188822860 is an apocalyptic number.

158188822860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

158188822860 is an abundant number, since it is smaller than the sum of its proper divisors (284739881316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158188822860 is a wasteful number, since it uses less digits than its factorization.

158188822860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2636480393 (or 2636480391 counting only the distinct ones).

The product of its (nonzero) digits is 3932160, while the sum is 57.

The spelling of 158188822860 in words is "one hundred fifty-eight billion, one hundred eighty-eight million, eight hundred twenty-two thousand, eight hundred sixty".