224218955560 has 32 divisors (see below), whose sum is σ = 507279918600. Its totient is φ = 89192067840.

The previous prime is 224218955551. The next prime is 224218955561. The reversal of 224218955560 is 65559812422.

It can be written as a sum of positive squares in 4 ways, for example, as 183881446596 + 40337508964 = 428814^2 + 200842^2 .

It is not an unprimeable number, because it can be changed into a prime (224218955561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15477495 + ... + 15491974.

Almost surely, 2^224218955560 is an apocalyptic number.

224218955560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224218955560 is an abundant number, since it is smaller than the sum of its proper divisors (283060963040).

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

224218955560 is a wasteful number, since it uses less digits than its factorization.

224218955560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30969661 (or 30969657 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 49.

The spelling of 224218955560 in words is "two hundred twenty-four billion, two hundred eighteen million, nine hundred fifty-five thousand, five hundred sixty".