22162421706651 has 12 divisors (see below), whose sum is σ = 32191227062280. Its totient is φ = 14692406195520.

The previous prime is 22162421706643. The next prime is 22162421706673. The reversal of 22162421706651 is 15660712426122.

22162421706651 is a `hidden beast` number, since 2 + 2 + 1 + 624 + 2 + 17 + 0 + 6 + 6 + 5 + 1 = 666.

It is not a de Polignac number, because 22162421706651 - 2³ = 22162421706643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22162421706597 and 22162421706606.

It is not an unprimeable number, because it can be changed into a prime (22162421746651) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 6878465710 + ... + 6878468931.

It is an arithmetic number, because the mean of its divisors is an integer number (2682602255190).

Almost surely, 2^{22162421706651} is an apocalyptic number.

22162421706651 is a deficient number, since it is larger than the sum of its proper divisors (10028805355629).

22162421706651 is a wasteful number, since it uses less digits than its factorization.

22162421706651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13756934826 (or 13756934823 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 22162421706651 in words is "twenty-two trillion, one hundred sixty-two billion, four hundred twenty-one million, seven hundred six thousand, six hundred fifty-one".