158233881032 has 16 divisors (see below), whose sum is σ = 303924833100. Its totient is φ = 77187258880.

The previous prime is 158233881031. The next prime is 158233881041. The reversal of 158233881032 is 230188332851.

It can be written as a sum of positive squares in 2 ways, for example, as 101820980836 + 56412900196 = 319094^2 + 237514^2 .

It is a super-2 number, since 2×158233881032² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (158233881031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241209857 + ... + 241210512.

Almost surely, 2^158233881032 is an apocalyptic number.

It is an amenable number.

158233881032 is a deficient number, since it is larger than the sum of its proper divisors (145690952068).

158233881032 is a wasteful number, since it uses less digits than its factorization.

158233881032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482420416 (or 482420412 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 158233881032 in words is "one hundred fifty-eight billion, two hundred thirty-three million, eight hundred eighty-one thousand, thirty-two".