158857160146 has 8 divisors (see below), whose sum is σ = 238565093004. Its totient is φ = 79335462480.

The previous prime is 158857160141. The next prime is 158857160149. The reversal of 158857160146 is 641061758851.

It can be written as a sum of positive squares in 2 ways, for example, as 154518961921 + 4338198225 = 393089^2 + 65865^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 158857160093 and 158857160102.

It is not an unprimeable number, because it can be changed into a prime (158857160141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46556665 + ... + 46560076.

Almost surely, 2^158857160146 is an apocalyptic number.

158857160146 is a deficient number, since it is larger than the sum of its proper divisors (79707932858).

158857160146 is an equidigital number, since it uses as much as digits as its factorization.

158857160146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93117596.

The product of its (nonzero) digits is 1612800, while the sum is 52.

The spelling of 158857160146 in words is "one hundred fifty-eight billion, eight hundred fifty-seven million, one hundred sixty thousand, one hundred forty-six".