2136352728 has 16 divisors (see below), whose sum is σ = 5340881880. Its totient is φ = 712117568.

The previous prime is 2136352727. The next prime is 2136352733. The reversal of 2136352728 is 8272536312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136352727) 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 3 ways as a sum of consecutive naturals, for example, 44507325 + ... + 44507372.

Almost surely, 2^2136352728 is an apocalyptic number.

It is an amenable number.

2136352728 is an abundant number, since it is smaller than the sum of its proper divisors (3204529152).

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

2136352728 is a wasteful number, since it uses less digits than its factorization.

2136352728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89014706 (or 89014702 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 2136352728 is about 46220.6958839869. The cubic root of 2136352728 is about 1287.9262251508.

The spelling of 2136352728 in words is "two billion, one hundred thirty-six million, three hundred fifty-two thousand, seven hundred twenty-eight".