255356353506 has 16 divisors (see below), whose sum is σ = 527187310848. Its totient is φ = 82373017200.

The previous prime is 255356353481. The next prime is 255356353561. The reversal of 255356353506 is 605353653552.

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 7 ways as a sum of consecutive naturals, for example, 686441625 + ... + 686441996.

It is an arithmetic number, because the mean of its divisors is an integer number (32949206928).

Almost surely, 2^255356353506 is an apocalyptic number.

255356353506 is an abundant number, since it is smaller than the sum of its proper divisors (271830957342).

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

255356353506 is a wasteful number, since it uses less digits than its factorization.

255356353506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372883657.

The product of its (nonzero) digits is 6075000, while the sum is 48.

The spelling of 255356353506 in words is "two hundred fifty-five billion, three hundred fifty-six million, three hundred fifty-three thousand, five hundred six".