3662213544016 has 30 divisors (see below), whose sum is σ = 7488643392762. Its totient is φ = 1734732728640.

The previous prime is 3662213544013. The next prime is 3662213544047. The reversal of 3662213544016 is 6104453122663.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2652598542400 + 1009615001616 = 1628680^2 + 1004796^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3662213544013) 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 in 5 ways as a sum of consecutive naturals, for example, 317014095 + ... + 317025646.

Almost surely, 2^{3662213544016} is an apocalyptic number.

It is an amenable number.

3662213544016 is an abundant number, since it is smaller than the sum of its proper divisors (3826429848746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3662213544016 is a wasteful number, since it uses less digits than its factorization.

3662213544016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634039787 (or 634039762 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 43.

Adding to 3662213544016 its reverse (6104453122663), we get a palindrome (9766666666679).

The spelling of 3662213544016 in words is "three trillion, six hundred sixty-two billion, two hundred thirteen million, five hundred forty-four thousand, sixteen".