2553633266 has 8 divisors (see below), whose sum is σ = 3833145984. Its totient is φ = 1275917940.

The previous prime is 2553633263. The next prime is 2553633287. The reversal of 2553633266 is 6623363552.

It is a happy number.

2553633266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2553633263) 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, 445790 + ... + 451481.

It is an arithmetic number, because the mean of its divisors is an integer number (479143248).

Almost surely, 2^2553633266 is an apocalyptic number.

2553633266 is a deficient number, since it is larger than the sum of its proper divisors (1279512718).

2553633266 is a wasteful number, since it uses less digits than its factorization.

2553633266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898696.

The product of its digits is 583200, while the sum is 41.

The square root of 2553633266 is about 50533.4865806823. The cubic root of 2553633266 is about 1366.8457573621.

The spelling of 2553633266 in words is "two billion, five hundred fifty-three million, six hundred thirty-three thousand, two hundred sixty-six".