2255344540 has 12 divisors (see below), whose sum is σ = 4736223576. Its totient is φ = 902137808.

The previous prime is 2255344489. The next prime is 2255344541. The reversal of 2255344540 is 454435522.

It is a junction number, because it is equal to n+sod(n) for n = 2255344496 and 2255344505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255344541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56383594 + ... + 56383633.

It is an arithmetic number, because the mean of its divisors is an integer number (394685298).

Almost surely, 2^2255344540 is an apocalyptic number.

2255344540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2255344540 is an abundant number, since it is smaller than the sum of its proper divisors (2480879036).

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

2255344540 is a wasteful number, since it uses less digits than its factorization.

2255344540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112767236 (or 112767234 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 34.

The square root of 2255344540 is about 47490.4678856715. The cubic root of 2255344540 is about 1311.4074068511.

The spelling of 2255344540 in words is "two billion, two hundred fifty-five million, three hundred forty-four thousand, five hundred forty".