136122771136 has 28 divisors (see below), whose sum is σ = 294674864040. Its totient is φ = 61873986560.

The previous prime is 136122771133. The next prime is 136122771137. The reversal of 136122771136 is 631177221631.

It is not an unprimeable number, because it can be changed into a prime (136122771133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96677401 + ... + 96678808.

Almost surely, 2^136122771136 is an apocalyptic number.

136122771136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

136122771136 is an abundant number, since it is smaller than the sum of its proper divisors (158552092904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136122771136 is a wasteful number, since it uses less digits than its factorization.

136122771136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193356232 (or 193356222 counting only the distinct ones).

The product of its digits is 63504, while the sum is 40.

Adding to 136122771136 its reverse (631177221631), we get a palindrome (767299992767).

The spelling of 136122771136 in words is "one hundred thirty-six billion, one hundred twenty-two million, seven hundred seventy-one thousand, one hundred thirty-six".