21600606675 has 12 divisors (see below), whose sum is σ = 35713003160. Its totient is φ = 11520323520.

The previous prime is 21600606647. The next prime is 21600606751. The reversal of 21600606675 is 57660600612.

It is not a de Polignac number, because 21600606675 - 2³⁰ = 20526864851 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144003970 + ... + 144004119.

Almost surely, 2^21600606675 is an apocalyptic number.

21600606675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

21600606675 is a deficient number, since it is larger than the sum of its proper divisors (14112396485).

21600606675 is a wasteful number, since it uses less digits than its factorization.

21600606675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288008102 (or 288008097 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 21600606675 in words is "twenty-one billion, six hundred million, six hundred six thousand, six hundred seventy-five".