136236346244 has 24 divisors (see below), whose sum is σ = 244880041560. Its totient is φ = 66270963456.

The previous prime is 136236346243. The next prime is 136236346249. The reversal of 136236346244 is 442643632631.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 91241451844 + 44994894400 = 302062^2 + 212120^2 .

It is a junction number, because it is equal to n+sod(n) for n = 136236346195 and 136236346204.

It is not an unprimeable number, because it can be changed into a prime (136236346241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1823594 + ... + 1896830.

It is an arithmetic number, because the mean of its divisors is an integer number (10203335065).

Almost surely, 2^136236346244 is an apocalyptic number.

It is an amenable number.

136236346244 is a deficient number, since it is larger than the sum of its proper divisors (108643695316).

136236346244 is a wasteful number, since it uses less digits than its factorization.

136236346244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85847 (or 85845 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 44.

Adding to 136236346244 its reverse (442643632631), we get a palindrome (578879978875).

The spelling of 136236346244 in words is "one hundred thirty-six billion, two hundred thirty-six million, three hundred forty-six thousand, two hundred forty-four".