158841639140 has 48 divisors (see below), whose sum is σ = 337858214400. Its totient is φ = 62719692672.

The previous prime is 158841639113. The next prime is 158841639157. The reversal of 158841639140 is 41936148851.

158841639140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 13311857 + ... + 13323783.

It is an arithmetic number, because the mean of its divisors is an integer number (7038712800).

Almost surely, 2^158841639140 is an apocalyptic number.

158841639140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

158841639140 is an abundant number, since it is smaller than the sum of its proper divisors (179016575260).

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

158841639140 is a wasteful number, since it uses less digits than its factorization.

158841639140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20444 (or 20442 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 50.

The spelling of 158841639140 in words is "one hundred fifty-eight billion, eight hundred forty-one million, six hundred thirty-nine thousand, one hundred forty".