167087500138 has 16 divisors (see below), whose sum is σ = 272943284040. Its totient is φ = 76250820096.

The previous prime is 167087500061. The next prime is 167087500141. The reversal of 167087500138 is 831005780761.

It can be written as a sum of positive squares in 4 ways, for example, as 110787125409 + 56300374729 = 332847^2 + 237277^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36101295 + ... + 36105922.

Almost surely, 2^167087500138 is an apocalyptic number.

167087500138 is a deficient number, since it is larger than the sum of its proper divisors (105855783902).

167087500138 is a wasteful number, since it uses less digits than its factorization.

167087500138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72207321.

The product of its (nonzero) digits is 282240, while the sum is 46.

The spelling of 167087500138 in words is "one hundred sixty-seven billion, eighty-seven million, five hundred thousand, one hundred thirty-eight".