2136908128 has 24 divisors (see below), whose sum is σ = 4246362792. Its totient is φ = 1058466816.

The previous prime is 2136908107. The next prime is 2136908129. The reversal of 2136908128 is 8218096312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136908129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308625 + ... + 315472.

It is an arithmetic number, because the mean of its divisors is an integer number (176931783).

Almost surely, 2^2136908128 is an apocalyptic number.

It is an amenable number.

2136908128 is a deficient number, since it is larger than the sum of its proper divisors (2109454664).

2136908128 is a wasteful number, since it uses less digits than its factorization.

2136908128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624214 (or 624206 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 2136908128 is about 46226.7036246367. The cubic root of 2136908128 is about 1288.0378253619.

The spelling of 2136908128 in words is "two billion, one hundred thirty-six million, nine hundred eight thousand, one hundred twenty-eight".