158993232875 has 8 divisors (see below), whose sum is σ = 198423554784. Its totient is φ = 127194586200.

The previous prime is 158993232869. The next prime is 158993232899. The reversal of 158993232875 is 578232399851.

158993232875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 158993232875 - 2¹⁶ = 158993167339 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 635972807 + ... + 635973056.

It is an arithmetic number, because the mean of its divisors is an integer number (24802944348).

Almost surely, 2^158993232875 is an apocalyptic number.

158993232875 is a deficient number, since it is larger than the sum of its proper divisors (39430321909).

158993232875 is an equidigital number, since it uses as much as digits as its factorization.

158993232875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271945878 (or 1271945868 counting only the distinct ones).

The product of its digits is 32659200, while the sum is 62.

The spelling of 158993232875 in words is "one hundred fifty-eight billion, nine hundred ninety-three million, two hundred thirty-two thousand, eight hundred seventy-five".