2555512144 has 20 divisors (see below), whose sum is σ = 4954333696. Its totient is φ = 1276974432.

The previous prime is 2555512133. The next prime is 2555512163. The reversal of 2555512144 is 4412155552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21414 + ... + 74629.

Almost surely, 2^2555512144 is an apocalyptic number.

It is an amenable number.

2555512144 is a deficient number, since it is larger than the sum of its proper divisors (2398821552).

2555512144 is a wasteful number, since it uses less digits than its factorization.

2555512144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97714 (or 97708 counting only the distinct ones).

The product of its digits is 40000, while the sum is 34.

The square root of 2555512144 is about 50552.0735875394. The cubic root of 2555512144 is about 1367.1809016530.

Adding to 2555512144 its reverse (4412155552), we get a palindrome (6967667696).

The spelling of 2555512144 in words is "two billion, five hundred fifty-five million, five hundred twelve thousand, one hundred forty-four".