136987559167 has 8 divisors (see below), whose sum is σ = 139353694992. Its totient is φ = 134641224000.

The previous prime is 136987559153. The next prime is 136987559171. The reversal of 136987559167 is 761955789631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136987559167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136987559117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4936209 + ... + 4963882.

It is an arithmetic number, because the mean of its divisors is an integer number (17419211874).

Almost surely, 2^136987559167 is an apocalyptic number.

136987559167 is a deficient number, since it is larger than the sum of its proper divisors (2366135825).

136987559167 is a wasteful number, since it uses less digits than its factorization.

136987559167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9900329.

The product of its digits is 85730400, while the sum is 67.

The spelling of 136987559167 in words is "one hundred thirty-six billion, nine hundred eighty-seven million, five hundred fifty-nine thousand, one hundred sixty-seven".