220317556552 has 32 divisors (see below), whose sum is σ = 417405141720. Its totient is φ = 109009797120.

The previous prime is 220317556483. The next prime is 220317556559. The reversal of 220317556552 is 255655713022.

It can be written as a sum of positive squares in 4 ways, for example, as 194475708036 + 25841848516 = 440994^2 + 160754^2 .

It is a junction number, because it is equal to n+sod(n) for n = 220317556499 and 220317556508.

It is not an unprimeable number, because it can be changed into a prime (220317556559) 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, 10245652 + ... + 10267132.

Almost surely, 2^220317556552 is an apocalyptic number.

It is an amenable number.

220317556552 is a deficient number, since it is larger than the sum of its proper divisors (197087585168).

220317556552 is a wasteful number, since it uses less digits than its factorization.

220317556552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34801 (or 34797 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 43.

The spelling of 220317556552 in words is "two hundred twenty billion, three hundred seventeen million, five hundred fifty-six thousand, five hundred fifty-two".