22216535315662 has 32 divisors (see below), whose sum is σ = 34548588446400. Its totient is φ = 10702003108608.

The previous prime is 22216535315621. The next prime is 22216535315671. The reversal of 22216535315662 is 26651353561222.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 285047914 + ... + 285125842.

It is an arithmetic number, because the mean of its divisors is an integer number (1079643388950).

Almost surely, 2^{22216535315662} is an apocalyptic number.

22216535315662 is a deficient number, since it is larger than the sum of its proper divisors (12332053130738).

22216535315662 is a wasteful number, since it uses less digits than its factorization.

22216535315662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88540.

The product of its digits is 3888000, while the sum is 49.

Adding to 22216535315662 its reverse (26651353561222), we get a palindrome (48867888876884).

The spelling of 22216535315662 in words is "twenty-two trillion, two hundred sixteen billion, five hundred thirty-five million, three hundred fifteen thousand, six hundred sixty-two".