158233612866 has 32 divisors (see below), whose sum is σ = 370087922688. Its totient is φ = 44158217040.

The previous prime is 158233612837. The next prime is 158233612931. The reversal of 158233612866 is 668216332851.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43805950 + ... + 43809561.

It is an arithmetic number, because the mean of its divisors is an integer number (11565247584).

Almost surely, 2^158233612866 is an apocalyptic number.

158233612866 is an abundant number, since it is smaller than the sum of its proper divisors (211854309822).

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

158233612866 is a wasteful number, since it uses less digits than its factorization.

158233612866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87615566.

The product of its digits is 2488320, while the sum is 51.

The spelling of 158233612866 in words is "one hundred fifty-eight billion, two hundred thirty-three million, six hundred twelve thousand, eight hundred sixty-six".