255511355 has 16 divisors (see below), whose sum is σ = 334969344. Its totient is φ = 185558880.

The previous prime is 255511337. The next prime is 255511363. The reversal of 255511355 is 553115552.

It is not a de Polignac number, because 255511355 - 2¹⁰ = 255510331 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40334 + ... + 46236.

It is an arithmetic number, because the mean of its divisors is an integer number (20935584).

Almost surely, 2^255511355 is an apocalyptic number.

255511355 is a deficient number, since it is larger than the sum of its proper divisors (79457989).

255511355 is a wasteful number, since it uses less digits than its factorization.

255511355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6706.

The product of its digits is 18750, while the sum is 32.

The square root of 255511355 is about 15984.7225499850. The cubic root of 255511355 is about 634.5561657666.

The spelling of 255511355 in words is "two hundred fifty-five million, five hundred eleven thousand, three hundred fifty-five".