2255309768 has 16 divisors (see below), whose sum is σ = 4365116160. Its totient is φ = 1091278800.

The previous prime is 2255309767. The next prime is 2255309773. The reversal of 2255309768 is 8679035522.

It is not an unprimeable number, because it can be changed into a prime (2255309767) 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, 4546748 + ... + 4547243.

It is an arithmetic number, because the mean of its divisors is an integer number (272819760).

Almost surely, 2^2255309768 is an apocalyptic number.

It is an amenable number.

2255309768 is a deficient number, since it is larger than the sum of its proper divisors (2109806392).

2255309768 is a wasteful number, since it uses less digits than its factorization.

2255309768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9094028 (or 9094024 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 47.

The square root of 2255309768 is about 47490.1017897414. The cubic root of 2255309768 is about 1311.4006672315.

The spelling of 2255309768 in words is "two billion, two hundred fifty-five million, three hundred nine thousand, seven hundred sixty-eight".