662216154226 has 32 divisors (see below), whose sum is σ = 1131776660160. Its totient is φ = 287908056000.

The previous prime is 662216154217. The next prime is 662216154227. The reversal of 662216154226 is 622451612266.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (662216154227) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6846325 + ... + 6942376.

It is an arithmetic number, because the mean of its divisors is an integer number (35368020630).

Almost surely, 2^662216154226 is an apocalyptic number.

662216154226 is a deficient number, since it is larger than the sum of its proper divisors (469560505934).

662216154226 is a wasteful number, since it uses less digits than its factorization.

662216154226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13788810.

The product of its digits is 414720, while the sum is 43.

The spelling of 662216154226 in words is "six hundred sixty-two billion, two hundred sixteen million, one hundred fifty-four thousand, two hundred twenty-six".