255533610550 has 12 divisors (see below), whose sum is σ = 475292515716. Its totient is φ = 102213444200.

The previous prime is 255533610539. The next prime is 255533610583. The reversal of 255533610550 is 55016335552.

255533610550 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×255533610550² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2555336056 + ... + 2555336155.

It is an arithmetic number, because the mean of its divisors is an integer number (39607709643).

Almost surely, 2^255533610550 is an apocalyptic number.

255533610550 is a deficient number, since it is larger than the sum of its proper divisors (219758905166).

255533610550 is a wasteful number, since it uses less digits than its factorization.

255533610550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5110672223 (or 5110672218 counting only the distinct ones).

The product of its (nonzero) digits is 337500, while the sum is 40.

The spelling of 255533610550 in words is "two hundred fifty-five billion, five hundred thirty-three million, six hundred ten thousand, five hundred fifty".