218266132682 has 48 divisors (see below), whose sum is σ = 365625216000. Its totient is φ = 97619872896.

The previous prime is 218266132661. The next prime is 218266132697. The reversal of 218266132682 is 286231662812.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1786694 + ... + 1904942.

It is an arithmetic number, because the mean of its divisors is an integer number (7617192000).

Almost surely, 2^218266132682 is an apocalyptic number.

218266132682 is a deficient number, since it is larger than the sum of its proper divisors (147359083318).

218266132682 is a wasteful number, since it uses less digits than its factorization.

218266132682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118447 (or 118434 counting only the distinct ones).

The product of its digits is 663552, while the sum is 47.

The spelling of 218266132682 in words is "two hundred eighteen billion, two hundred sixty-six million, one hundred thirty-two thousand, six hundred eighty-two".