158919071828 has 12 divisors (see below), whose sum is σ = 303390955392. Its totient is φ = 72235941720.

The previous prime is 158919071827. The next prime is 158919071837. The reversal of 158919071828 is 828170919851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158919071827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1805898500 + ... + 1805898587.

It is an arithmetic number, because the mean of its divisors is an integer number (25282579616).

Almost surely, 2^158919071828 is an apocalyptic number.

It is an amenable number.

158919071828 is a deficient number, since it is larger than the sum of its proper divisors (144471883564).

158919071828 is a wasteful number, since it uses less digits than its factorization.

158919071828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3611797102 (or 3611797100 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 59.

The spelling of 158919071828 in words is "one hundred fifty-eight billion, nine hundred nineteen million, seventy-one thousand, eight hundred twenty-eight".