255388288356 has 36 divisors (see below), whose sum is σ = 645624597072. Its totient is φ = 85121549424.

The previous prime is 255388288291. The next prime is 255388288411. The reversal of 255388288356 is 653882883552.

255388288356 is a `hidden beast` number, since 2 + 553 + 8 + 8 + 28 + 8 + 3 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 255388288293 and 255388288302.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72691 + ... + 718373.

Almost surely, 2^255388288356 is an apocalyptic number.

It is an amenable number.

255388288356 is an abundant number, since it is smaller than the sum of its proper divisors (390236308716).

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

255388288356 is a wasteful number, since it uses less digits than its factorization.

255388288356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656680 (or 656675 counting only the distinct ones).

The product of its digits is 110592000, while the sum is 63.

The spelling of 255388288356 in words is "two hundred fifty-five billion, three hundred eighty-eight million, two hundred eighty-eight thousand, three hundred fifty-six".