2255380784 has 20 divisors (see below), whose sum is σ = 4371907680. Its totient is φ = 1127146560.

The previous prime is 2255380781. The next prime is 2255380801. The reversal of 2255380784 is 4870835522.

It is a super-3 number, since 3×2255380784³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2255380781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1337 + ... + 67175.

It is an arithmetic number, because the mean of its divisors is an integer number (218595384).

Almost surely, 2^2255380784 is an apocalyptic number.

It is an amenable number.

2255380784 is a deficient number, since it is larger than the sum of its proper divisors (2116526896).

2255380784 is a wasteful number, since it uses less digits than its factorization.

2255380784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67988 (or 67982 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 44.

The square root of 2255380784 is about 47490.8494765044. The cubic root of 2255380784 is about 1311.4144317047.

The spelling of 2255380784 in words is "two billion, two hundred fifty-five million, three hundred eighty thousand, seven hundred eighty-four".