136303664321 has 8 divisors (see below), whose sum is σ = 149243599488. Its totient is φ = 123455178000.

The previous prime is 136303664293. The next prime is 136303664359. The reversal of 136303664321 is 123466303631.

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

It is not a de Polignac number, because 136303664321 - 2¹⁰ = 136303663297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136303664921) 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, 22859090 + ... + 22865051.

It is an arithmetic number, because the mean of its divisors is an integer number (18655449936).

Almost surely, 2^136303664321 is an apocalyptic number.

136303664321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

136303664321 is a deficient number, since it is larger than the sum of its proper divisors (12939935167).

136303664321 is a wasteful number, since it uses less digits than its factorization.

136303664321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45724423.

The product of its (nonzero) digits is 139968, while the sum is 38.

Adding to 136303664321 its reverse (123466303631), we get a palindrome (259769967952).

The spelling of 136303664321 in words is "one hundred thirty-six billion, three hundred three million, six hundred sixty-four thousand, three hundred twenty-one".