553216216 has 16 divisors (see below), whose sum is σ = 1185463440. Its totient is φ = 237092640.

The previous prime is 553216207. The next prime is 553216229. The reversal of 553216216 is 612612355.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4939375 + ... + 4939486.

It is an arithmetic number, because the mean of its divisors is an integer number (74091465).

Almost surely, 2^553216216 is an apocalyptic number.

553216216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

553216216 is an abundant number, since it is smaller than the sum of its proper divisors (632247224).

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

553216216 is a wasteful number, since it uses less digits than its factorization.

553216216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9878874 (or 9878870 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 553216216 is about 23520.5488031211. The cubic root of 553216216 is about 820.9152065882.

The spelling of 553216216 in words is "five hundred fifty-three million, two hundred sixteen thousand, two hundred sixteen".