158986685841 has 16 divisors (see below), whose sum is σ = 217776303360. Its totient is φ = 103113738000.

The previous prime is 158986685831. The next prime is 158986685843. The reversal of 158986685841 is 148586689851.

It is not a de Polignac number, because 158986685841 - 2⁷ = 158986685713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (158986685843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2422711 + ... + 2487468.

It is an arithmetic number, because the mean of its divisors is an integer number (13611018960).

Almost surely, 2^158986685841 is an apocalyptic number.

It is an amenable number.

158986685841 is a deficient number, since it is larger than the sum of its proper divisors (58789617519).

158986685841 is a wasteful number, since it uses less digits than its factorization.

158986685841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4910476.

The product of its digits is 132710400, while the sum is 69.

The spelling of 158986685841 in words is "one hundred fifty-eight billion, nine hundred eighty-six million, six hundred eighty-five thousand, eight hundred forty-one".