136056708887 has 8 divisors (see below), whose sum is σ = 151877256960. Its totient is φ = 120811453560.

The previous prime is 136056708877. The next prime is 136056708899. The reversal of 136056708887 is 788807650631.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 136056708887 - 2¹⁰ = 136056707863 is a prime.

It is a super-2 number, since 2×136056708887² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136056708877) 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, 143822687 + ... + 143823632.

It is an arithmetic number, because the mean of its divisors is an integer number (18984657120).

Almost surely, 2^136056708887 is an apocalyptic number.

136056708887 is a deficient number, since it is larger than the sum of its proper divisors (15820548073).

136056708887 is a wasteful number, since it uses less digits than its factorization.

136056708887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287646373.

The product of its (nonzero) digits is 13547520, while the sum is 59.

The spelling of 136056708887 in words is "one hundred thirty-six billion, fifty-six million, seven hundred eight thousand, eight hundred eighty-seven".