2133725826 has 16 divisors (see below), whose sum is σ = 4268383200. Its totient is φ = 711086688.

The previous prime is 2133725819. The next prime is 2133725827. The reversal of 2133725826 is 6285273312.

It is not an unprimeable number, because it can be changed into a prime (2133725827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7036 + ... + 65703.

It is an arithmetic number, because the mean of its divisors is an integer number (266773950).

Almost surely, 2^2133725826 is an apocalyptic number.

2133725826 is an abundant number, since it is smaller than the sum of its proper divisors (2134657374).

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

2133725826 is a wasteful number, since it uses less digits than its factorization.

2133725826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77633.

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

The square root of 2133725826 is about 46192.2701975125. The cubic root of 2133725826 is about 1287.3981220296.

The spelling of 2133725826 in words is "two billion, one hundred thirty-three million, seven hundred twenty-five thousand, eight hundred twenty-six".