136715650818122 has 16 divisors (see below), whose sum is σ = 209253251973960. Its totient is φ = 66968399726592.

The previous prime is 136715650818113. The next prime is 136715650818139. The reversal of 136715650818122 is 221818056517631.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 135149250887641 + 1566399930481 = 11625371^2 + 1251559^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958153247 + ... + 958295922.

Almost surely, 2^{136715650818122} is an apocalyptic number.

136715650818122 is a deficient number, since it is larger than the sum of its proper divisors (72537601155838).

136715650818122 is a wasteful number, since it uses less digits than its factorization.

136715650818122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916449897.

The product of its (nonzero) digits is 4838400, while the sum is 56.

The spelling of 136715650818122 in words is "one hundred thirty-six trillion, seven hundred fifteen billion, six hundred fifty million, eight hundred eighteen thousand, one hundred twenty-two".