221413343713466 has 16 divisors (see below), whose sum is σ = 342817606853568. Its totient is φ = 107182031954400.

The previous prime is 221413343713363. The next prime is 221413343713477. The reversal of 221413343713466 is 664317343314122.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10305953870 + ... + 10305975353.

It is an arithmetic number, because the mean of its divisors is an integer number (21426100428348).

Almost surely, 2^{221413343713466} is an apocalyptic number.

221413343713466 is a deficient number, since it is larger than the sum of its proper divisors (121404263140102).

221413343713466 is a wasteful number, since it uses less digits than its factorization.

221413343713466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20611929397.

The product of its digits is 5225472, while the sum is 50.

The spelling of 221413343713466 in words is "two hundred twenty-one trillion, four hundred thirteen billion, three hundred forty-three million, seven hundred thirteen thousand, four hundred sixty-six".