136205442328 has 8 divisors (see below), whose sum is σ = 255385204380. Its totient is φ = 68102721160.

The previous prime is 136205442301. The next prime is 136205442349. The reversal of 136205442328 is 823244502631.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×136205442328² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8512840138 + ... + 8512840153.

Almost surely, 2^136205442328 is an apocalyptic number.

It is an amenable number.

136205442328 is a deficient number, since it is larger than the sum of its proper divisors (119179762052).

136205442328 is a wasteful number, since it uses less digits than its factorization.

136205442328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17025680297 (or 17025680293 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 40.

Adding to 136205442328 its reverse (823244502631), we get a palindrome (959449944959).

The spelling of 136205442328 in words is "one hundred thirty-six billion, two hundred five million, four hundred forty-two thousand, three hundred twenty-eight".