255342733856 has 48 divisors (see below), whose sum is σ = 576086789376. Its totient is φ = 109134383616.

The previous prime is 255342733831. The next prime is 255342733897. The reversal of 255342733856 is 658337243552.

It is a junction number, because it is equal to n+sod(n) for n = 255342733798 and 255342733807.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1470821 + ... + 1635236.

It is an arithmetic number, because the mean of its divisors is an integer number (12001808112).

Almost surely, 2^255342733856 is an apocalyptic number.

It is an amenable number.

255342733856 is an abundant number, since it is smaller than the sum of its proper divisors (320744055520).

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

255342733856 is a wasteful number, since it uses less digits than its factorization.

255342733856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106441 (or 3106433 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 53.

The spelling of 255342733856 in words is "two hundred fifty-five billion, three hundred forty-two million, seven hundred thirty-three thousand, eight hundred fifty-six".