2216553313 has 8 divisors (see below), whose sum is σ = 2527472808. Its totient is φ = 1925693184.

The previous prime is 2216553299. The next prime is 2216553329. The reversal of 2216553313 is 3133556122.

It can be written as a sum of positive squares in 4 ways, for example, as 561121344 + 1655431969 = 23688^2 + 40687^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2216553313 - 2²¹ = 2214456161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2216553343) 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, 5014606 + ... + 5015047.

It is an arithmetic number, because the mean of its divisors is an integer number (315934101).

Almost surely, 2^2216553313 is an apocalyptic number.

It is an amenable number.

2216553313 is a deficient number, since it is larger than the sum of its proper divisors (310919495).

2216553313 is a wasteful number, since it uses less digits than its factorization.

2216553313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10029683.

The product of its digits is 16200, while the sum is 31.

The square root of 2216553313 is about 47080.2858211375. The cubic root of 2216553313 is about 1303.8452840093.

The spelling of 2216553313 in words is "two billion, two hundred sixteen million, five hundred fifty-three thousand, three hundred thirteen".