158099636728 has 48 divisors (see below), whose sum is σ = 342984789000. Its totient is φ = 68081175360.

The previous prime is 158099636713. The next prime is 158099636731. The reversal of 158099636728 is 827636990851.

158099636728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 158099636728.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4279663 + ... + 4316446.

Almost surely, 2^158099636728 is an apocalyptic number.

It is an amenable number.

158099636728 is an abundant number, since it is smaller than the sum of its proper divisors (184885152272).

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

158099636728 is a wasteful number, since it uses less digits than its factorization.

158099636728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8596156 (or 8596141 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 64.

The spelling of 158099636728 in words is "one hundred fifty-eight billion, ninety-nine million, six hundred thirty-six thousand, seven hundred twenty-eight".