136474842068 has 12 divisors (see below), whose sum is σ = 243912484032. Its totient is φ = 66785560920.

The previous prime is 136474842067. The next prime is 136474842089. The reversal of 136474842068 is 860248474631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136474842067) 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, 362964818 + ... + 362965193.

It is an arithmetic number, because the mean of its divisors is an integer number (20326040336).

Almost surely, 2^136474842068 is an apocalyptic number.

It is an amenable number.

136474842068 is a deficient number, since it is larger than the sum of its proper divisors (107437641964).

136474842068 is a wasteful number, since it uses less digits than its factorization.

136474842068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725930062 (or 725930060 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 53.

The spelling of 136474842068 in words is "one hundred thirty-six billion, four hundred seventy-four million, eight hundred forty-two thousand, sixty-eight".