22165532852668 has 12 divisors (see below), whose sum is σ = 38819497783752. Its totient is φ = 11074247771600.

The previous prime is 22165532852641. The next prime is 22165532852759. The reversal of 22165532852668 is 86625823556122.

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 3 ways as a sum of consecutive naturals, for example, 2129657830 + ... + 2129668237.

It is an arithmetic number, because the mean of its divisors is an integer number (3234958148646).

Almost surely, 2^{22165532852668} is an apocalyptic number.

It is an amenable number.

22165532852668 is a deficient number, since it is larger than the sum of its proper divisors (16653964931084).

22165532852668 is a wasteful number, since it uses less digits than its factorization.

22165532852668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4259327372 (or 4259327370 counting only the distinct ones).

The product of its digits is 82944000, while the sum is 61.

The spelling of 22165532852668 in words is "twenty-two trillion, one hundred sixty-five billion, five hundred thirty-two million, eight hundred fifty-two thousand, six hundred sixty-eight".