2133256600 has 48 divisors (see below), whose sum is σ = 4962930120. Its totient is φ = 852768000.

The previous prime is 2133256591. The next prime is 2133256607. The reversal of 2133256600 is 66523312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133256607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 524575 + ... + 528625.

Almost surely, 2^2133256600 is an apocalyptic number.

2133256600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2133256600 is an abundant number, since it is smaller than the sum of its proper divisors (2829673520).

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

2133256600 is a wasteful number, since it uses less digits than its factorization.

2133256600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6700 (or 6691 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2133256600 is about 46187.1908650007. The cubic root of 2133256600 is about 1287.3037448685.

Adding to 2133256600 its reverse (66523312), we get a palindrome (2199779912).

The spelling of 2133256600 in words is "two billion, one hundred thirty-three million, two hundred fifty-six thousand, six hundred".