136503664347 has 8 divisors (see below), whose sum is σ = 186444029520. Its totient is φ = 88782871040.

The previous prime is 136503664337. The next prime is 136503664393. The reversal of 136503664347 is 743466305631.

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 136503664347 - 2⁴ = 136503664331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136503664296 and 136503664305.

It is not an unprimeable number, because it can be changed into a prime (136503664337) 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, 554892822 + ... + 554893067.

It is an arithmetic number, because the mean of its divisors is an integer number (23305503690).

Almost surely, 2^136503664347 is an apocalyptic number.

136503664347 is a deficient number, since it is larger than the sum of its proper divisors (49940365173).

136503664347 is a wasteful number, since it uses less digits than its factorization.

136503664347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109785933.

The product of its (nonzero) digits is 3265920, while the sum is 48.

Adding to 136503664347 its reverse (743466305631), we get a palindrome (879969969978).

The spelling of 136503664347 in words is "one hundred thirty-six billion, five hundred three million, six hundred sixty-four thousand, three hundred forty-seven".