136216334225 has 12 divisors (see below), whose sum is σ = 169342477980. Its totient is φ = 108692923200.

The previous prime is 136216334173. The next prime is 136216334237. The reversal of 136216334225 is 522433612631.

It can be written as a sum of positive squares in 6 ways, for example, as 2435225104 + 133781109121 = 49348^2 + 365761^2 .

It is not a de Polignac number, because 136216334225 - 2⁶ = 136216334161 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6993686 + ... + 7013135.

It is an arithmetic number, because the mean of its divisors is an integer number (14111873165).

Almost surely, 2^136216334225 is an apocalyptic number.

It is an amenable number.

136216334225 is a deficient number, since it is larger than the sum of its proper divisors (33126143755).

136216334225 is a wasteful number, since it uses less digits than its factorization.

136216334225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14007220 (or 14007215 counting only the distinct ones).

The product of its digits is 155520, while the sum is 38.

Adding to 136216334225 its reverse (522433612631), we get a palindrome (658649946856).

The spelling of 136216334225 in words is "one hundred thirty-six billion, two hundred sixteen million, three hundred thirty-four thousand, two hundred twenty-five".