22163747346722 has 8 divisors (see below), whose sum is σ = 33417878124396. Its totient is φ = 11024454638592.

The previous prime is 22163747346707. The next prime is 22163747346743. The reversal of 22163747346722 is 22764374736122.

It can be written as a sum of positive squares in 2 ways, for example, as 17762693005561 + 4401054341161 = 4214581^2 + 2097869^2 .

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

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, 28709516903 + ... + 28709517674.

Almost surely, 2^{22163747346722} is an apocalyptic number.

22163747346722 is a deficient number, since it is larger than the sum of its proper divisors (11254130777674).

22163747346722 is a wasteful number, since it uses less digits than its factorization.

22163747346722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57419034772.

The product of its digits is 28449792, while the sum is 56.

The spelling of 22163747346722 in words is "twenty-two trillion, one hundred sixty-three billion, seven hundred forty-seven million, three hundred forty-six thousand, seven hundred twenty-two".