218419343752 has 16 divisors (see below), whose sum is σ = 409551302160. Its totient is φ = 109205663184.

The previous prime is 218419343749. The next prime is 218419343767. The reversal of 218419343752 is 257343914812.

218419343752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 218419343696 and 218419343705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262858 + ... + 711289.

It is an arithmetic number, because the mean of its divisors is an integer number (25596956385).

Almost surely, 2^218419343752 is an apocalyptic number.

It is an amenable number.

218419343752 is a deficient number, since it is larger than the sum of its proper divisors (191131958408).

218419343752 is a wasteful number, since it uses less digits than its factorization.

218419343752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002180 (or 1002176 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The spelling of 218419343752 in words is "two hundred eighteen billion, four hundred nineteen million, three hundred forty-three thousand, seven hundred fifty-two".