553171216 has 40 divisors (see below), whose sum is σ = 1158500504. Its totient is φ = 254361600.

The previous prime is 553171189. The next prime is 553171217. The reversal of 553171216 is 612171355.

It can be written as a sum of positive squares in 4 ways, for example, as 14745600 + 538425616 = 3840^2 + 23204^2 .

It is not an unprimeable number, because it can be changed into a prime (553171217) 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, 52816 + ... + 62416.

Almost surely, 2^553171216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553171216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (579250252).

553171216 is an abundant number, since it is smaller than the sum of its proper divisors (605329288).

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

553171216 is a wasteful number, since it uses less digits than its factorization.

553171216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9899 (or 9893 counting only the distinct ones).

The product of its digits is 6300, while the sum is 31.

The square root of 553171216 is about 23519.5921733350. The cubic root of 553171216 is about 820.8929475480.

The spelling of 553171216 in words is "five hundred fifty-three million, one hundred seventy-one thousand, two hundred sixteen".