22146412266646 has 8 divisors (see below), whose sum is σ = 33674681665944. Its totient is φ = 10921518378000.

The previous prime is 22146412266623. The next prime is 22146412266683. The reversal of 22146412266646 is 64666221464122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22146412266593 and 22146412266602.

It is a congruent number.

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, 75843877480 + ... + 75843877771.

It is an arithmetic number, because the mean of its divisors is an integer number (4209335208243).

Almost surely, 2^{22146412266646} is an apocalyptic number.

22146412266646 is a deficient number, since it is larger than the sum of its proper divisors (11528269399298).

22146412266646 is a wasteful number, since it uses less digits than its factorization.

22146412266646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151687755326.

The product of its digits is 7962624, while the sum is 52.

The spelling of 22146412266646 in words is "twenty-two trillion, one hundred forty-six billion, four hundred twelve million, two hundred sixty-six thousand, six hundred forty-six".