537116218 has 8 divisors (see below), whose sum is σ = 809018100. Its totient is φ = 267443520.

The previous prime is 537116201. The next prime is 537116231. The reversal of 537116218 is 812611735.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 509269489 + 27846729 = 22567^2 + 5277^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556693 + ... + 557656.

Almost surely, 2^537116218 is an apocalyptic number.

537116218 is a deficient number, since it is larger than the sum of its proper divisors (271901882).

537116218 is a wasteful number, since it uses less digits than its factorization.

537116218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114592.

The product of its digits is 10080, while the sum is 34.

The square root of 537116218 is about 23175.7679052928. The cubic root of 537116218 is about 812.8731063682.

The spelling of 537116218 in words is "five hundred thirty-seven million, one hundred sixteen thousand, two hundred eighteen".