555243563 has 16 divisors (see below), whose sum is σ = 651399936. Its totient is φ = 463367520.

The previous prime is 555243553. The next prime is 555243653. The reversal of 555243563 is 365342555.

It is a de Polignac number, because none of the positive numbers 2^k-555243563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (555243503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96845 + ... + 102417.

It is an arithmetic number, because the mean of its divisors is an integer number (40712496).

Almost surely, 2^555243563 is an apocalyptic number.

555243563 is a deficient number, since it is larger than the sum of its proper divisors (96156373).

555243563 is a wasteful number, since it uses less digits than its factorization.

555243563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5954.

The product of its digits is 270000, while the sum is 38.

The square root of 555243563 is about 23563.6067485434. The cubic root of 555243563 is about 821.9167746658.

The spelling of 555243563 in words is "five hundred fifty-five million, two hundred forty-three thousand, five hundred sixty-three".