218017460084 has 6 divisors (see below), whose sum is σ = 381530555154. Its totient is φ = 109008730040.

The previous prime is 218017460053. The next prime is 218017460093. The reversal of 218017460084 is 480064710812.

It can be written as a sum of positive squares in only one way, i.e., 121855450084 + 96162010000 = 349078^2 + 310100^2 .

It is a super-2 number, since 2×218017460084² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27252182507 + ... + 27252182514.

It is an arithmetic number, because the mean of its divisors is an integer number (63588425859).

Almost surely, 2^218017460084 is an apocalyptic number.

It is an amenable number.

218017460084 is a deficient number, since it is larger than the sum of its proper divisors (163513095070).

218017460084 is a wasteful number, since it uses less digits than its factorization.

218017460084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54504365025 (or 54504365023 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 41.

The spelling of 218017460084 in words is "two hundred eighteen billion, seventeen million, four hundred sixty thousand, eighty-four".