2553635166 has 8 divisors (see below), whose sum is σ = 5107270344. Its totient is φ = 851211720.

The previous prime is 2553635129. The next prime is 2553635167. The reversal of 2553635166 is 6615363552.

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

2553635166 is an admirable number.

It is a super-2 number, since 2×2553635166² = 13042105122063695112, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553635167) 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, 212802925 + ... + 212802936.

It is an arithmetic number, because the mean of its divisors is an integer number (638408793).

Almost surely, 2^2553635166 is an apocalyptic number.

2553635166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2553635166 is a wasteful number, since it uses less digits than its factorization.

2553635166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425605866.

The product of its digits is 486000, while the sum is 42.

The square root of 2553635166 is about 50533.5053800941. The cubic root of 2553635166 is about 1366.8460963570.

The spelling of 2553635166 in words is "two billion, five hundred fifty-three million, six hundred thirty-five thousand, one hundred sixty-six".