220552663 has 16 divisors (see below), whose sum is σ = 229503456. Its totient is φ = 211835520.

The previous prime is 220552649. The next prime is 220552667. The reversal of 220552663 is 366255022.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220552663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220552667) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 796081 + ... + 796357.

It is an arithmetic number, because the mean of its divisors is an integer number (14343966).

Almost surely, 2^220552663 is an apocalyptic number.

220552663 is a deficient number, since it is larger than the sum of its proper divisors (8950793).

220552663 is a wasteful number, since it uses less digits than its factorization.

220552663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 220552663 is about 14851.0155545000. The cubic root of 220552663 is about 604.1861543002.

The spelling of 220552663 in words is "two hundred twenty million, five hundred fifty-two thousand, six hundred sixty-three".