2255965008 has 160 divisors (see below), whose sum is σ = 6788136960. Its totient is φ = 638023680.

The previous prime is 2255964979. The next prime is 2255965027. The reversal of 2255965008 is 8005695522.

It is a Cunningham number, because it is equal to 47497²-1.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1138963 + ... + 1140941.

It is an arithmetic number, because the mean of its divisors is an integer number (42425856).

Almost surely, 2^2255965008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2255965008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3394068480).

2255965008 is an abundant number, since it is smaller than the sum of its proper divisors (4532171952).

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

2255965008 is a wasteful number, since it uses less digits than its factorization.

2255965008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145 (or 2139 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 2255965008 is about 47496.9999894730. Note that the first 4 decimals coincide. The cubic root of 2255965008 is about 1311.5276562868.

The spelling of 2255965008 in words is "two billion, two hundred fifty-five million, nine hundred sixty-five thousand, eight".