218432272101147 has 12 divisors (see below), whose sum is σ = 339783534379744. Its totient is φ = 134419859754480.

The previous prime is 218432272101139. The next prime is 218432272101149. The reversal of 218432272101147 is 741101272234812.

218432272101147 is a `hidden beast` number, since 2 + 1 + 8 + 432 + 2 + 72 + 1 + 0 + 1 + 147 = 666.

It is not a de Polignac number, because 218432272101147 - 2³ = 218432272101139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (218432272101149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 933471248179 + ... + 933471248412.

Almost surely, 2^{218432272101147} is an apocalyptic number.

218432272101147 is a deficient number, since it is larger than the sum of its proper divisors (121351262278597).

218432272101147 is a wasteful number, since it uses less digits than its factorization.

218432272101147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866942496610 (or 1866942496607 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 45.

The spelling of 218432272101147 in words is "two hundred eighteen trillion, four hundred thirty-two billion, two hundred seventy-two million, one hundred one thousand, one hundred forty-seven".