255606330516 has 24 divisors (see below), whose sum is σ = 627805022880. Its totient is φ = 80717788512.

The previous prime is 255606330487. The next prime is 255606330521. The reversal of 255606330516 is 615033606552.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560539971 + ... + 560540426.

It is an arithmetic number, because the mean of its divisors is an integer number (26158542620).

Almost surely, 2^255606330516 is an apocalyptic number.

It is an amenable number.

255606330516 is an abundant number, since it is smaller than the sum of its proper divisors (372198692364).

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

255606330516 is a wasteful number, since it uses less digits than its factorization.

255606330516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121080423 (or 1121080421 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 255606330516 in words is "two hundred fifty-five billion, six hundred six million, three hundred thirty thousand, five hundred sixteen".