255510302128 has 20 divisors (see below), whose sum is σ = 495577330128. Its totient is φ = 127619378240.

The previous prime is 255510302077. The next prime is 255510302153. The reversal of 255510302128 is 821203015552.

It is a junction number, because it is equal to n+sod(n) for n = 255510302093 and 255510302102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8470276 + ... + 8500387.

Almost surely, 2^255510302128 is an apocalyptic number.

It is an amenable number.

255510302128 is a deficient number, since it is larger than the sum of its proper divisors (240067028000).

255510302128 is a wasteful number, since it uses less digits than its factorization.

255510302128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16971612 (or 16971606 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 34.

The spelling of 255510302128 in words is "two hundred fifty-five billion, five hundred ten million, three hundred two thousand, one hundred twenty-eight".