158085445242 has 8 divisors (see below), whose sum is σ = 316170890496. Its totient is φ = 52695148412.

The previous prime is 158085445213. The next prime is 158085445249. The reversal of 158085445242 is 242544580851.

158085445242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

158085445242 is an admirable number.

It is a super-2 number, since 2×158085445242² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 158085445191 and 158085445200.

It is not an unprimeable number, because it can be changed into a prime (158085445249) 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 3 ways as a sum of consecutive naturals, for example, 13173787098 + ... + 13173787109.

It is an arithmetic number, because the mean of its divisors is an integer number (39521361312).

Almost surely, 2^158085445242 is an apocalyptic number.

158085445242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

158085445242 is a wasteful number, since it uses less digits than its factorization.

158085445242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26347574212.

The product of its (nonzero) digits is 2048000, while the sum is 48.

The spelling of 158085445242 in words is "one hundred fifty-eight billion, eighty-five million, four hundred forty-five thousand, two hundred forty-two".