255560383 has 16 divisors (see below), whose sum is σ = 297097920. Its totient is φ = 217857024.

The previous prime is 255560381. The next prime is 255560387. The reversal of 255560383 is 383065552.

It is a cyclic number.

It is not a de Polignac number, because 255560383 - 2¹ = 255560381 is a prime.

It is a super-2 number, since 2×255560383² = 130622218718213378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255560381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6066 + ... + 23407.

It is an arithmetic number, because the mean of its divisors is an integer number (18568620).

Almost surely, 2^255560383 is an apocalyptic number.

255560383 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

255560383 is a deficient number, since it is larger than the sum of its proper divisors (41537537).

255560383 is a wasteful number, since it uses less digits than its factorization.

255560383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29538.

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 255560383 is about 15986.2560657585. The cubic root of 255560383 is about 634.5967497816.

The spelling of 255560383 in words is "two hundred fifty-five million, five hundred sixty thousand, three hundred eighty-three".