5621444166152 has 16 divisors (see below), whose sum is σ = 10543678455660. Its totient is φ = 2809796577984.

The previous prime is 5621444166127. The next prime is 5621444166203. The reversal of 5621444166152 is 2516614441265.

It can be written as a sum of positive squares in 2 ways, for example, as 4198753435396 + 1422690730756 = 2049086^2 + 1192766^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5621444166097 and 5621444166106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115662323 + ... + 115710914.

Almost surely, 2^{5621444166152} is an apocalyptic number.

It is an amenable number.

5621444166152 is a deficient number, since it is larger than the sum of its proper divisors (4922234289508).

5621444166152 is a wasteful number, since it uses less digits than its factorization.

5621444166152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231376280 (or 231376276 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 47.

The spelling of 5621444166152 in words is "five trillion, six hundred twenty-one billion, four hundred forty-four million, one hundred sixty-six thousand, one hundred fifty-two".