21624003064166 has 32 divisors (see below), whose sum is σ = 33482856895488. Its totient is φ = 10468220978880.

The previous prime is 21624003064133. The next prime is 21624003064193. The reversal of 21624003064166 is 66146030042612.

It is a super-3 number, since 3×21624003064166³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8055161 + ... + 10398731.

It is an arithmetic number, because the mean of its divisors is an integer number (1046339277984).

Almost surely, 2^{21624003064166} is an apocalyptic number.

21624003064166 is a deficient number, since it is larger than the sum of its proper divisors (11858853831322).

21624003064166 is a wasteful number, since it uses less digits than its factorization.

21624003064166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2344676.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 21624003064166 in words is "twenty-one trillion, six hundred twenty-four billion, three million, sixty-four thousand, one hundred sixty-six".