136718536798 has 4 divisors (see below), whose sum is σ = 205077805200. Its totient is φ = 68359268398.

The previous prime is 136718536771. The next prime is 136718536813. The reversal of 136718536798 is 897635817631.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34179634198 + ... + 34179634201.

It is an arithmetic number, because the mean of its divisors is an integer number (51269451300).

Almost surely, 2^136718536798 is an apocalyptic number.

136718536798 is a deficient number, since it is larger than the sum of its proper divisors (68359268402).

136718536798 is an equidigital number, since it uses as much as digits as its factorization.

136718536798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68359268401.

The product of its digits is 45722880, while the sum is 64.

The spelling of 136718536798 in words is "one hundred thirty-six billion, seven hundred eighteen million, five hundred thirty-six thousand, seven hundred ninety-eight".