218736547696 has 10 divisors (see below), whose sum is σ = 423802061192. Its totient is φ = 109368273840.

The previous prime is 218736547681. The next prime is 218736547697. The reversal of 218736547696 is 696745637812.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (218736547697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6835517100 + ... + 6835517131.

Almost surely, 2^218736547696 is an apocalyptic number.

It is an amenable number.

218736547696 is a deficient number, since it is larger than the sum of its proper divisors (205065513496).

218736547696 is a wasteful number, since it uses less digits than its factorization.

218736547696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13671034239 (or 13671034233 counting only the distinct ones).

The product of its digits is 91445760, while the sum is 64.

The spelling of 218736547696 in words is "two hundred eighteen billion, seven hundred thirty-six million, five hundred forty-seven thousand, six hundred ninety-six".