158620234885 has 32 divisors (see below), whose sum is σ = 229094611200. Its totient is φ = 102994467840.

The previous prime is 158620234837. The next prime is 158620234921. The reversal of 158620234885 is 588432026851.

It is not a de Polignac number, because 158620234885 - 2⁷ = 158620234757 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1368061 + ... + 1479469.

It is an arithmetic number, because the mean of its divisors is an integer number (7159206600).

Almost surely, 2^158620234885 is an apocalyptic number.

It is an amenable number.

158620234885 is a deficient number, since it is larger than the sum of its proper divisors (70474376315).

158620234885 is a wasteful number, since it uses less digits than its factorization.

158620234885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113581.

The product of its (nonzero) digits is 3686400, while the sum is 52.

The spelling of 158620234885 in words is "one hundred fifty-eight billion, six hundred twenty million, two hundred thirty-four thousand, eight hundred eighty-five".