22166533017077 has 4 divisors (see below), whose sum is σ = 22682033784960. Its totient is φ = 21651032249196.

The previous prime is 22166533017071. The next prime is 22166533017121. The reversal of 22166533017077 is 77071033566122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22166533017077 - 2²² = 22166528822773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22166533017071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257750383877 + ... + 257750383962.

It is an arithmetic number, because the mean of its divisors is an integer number (5670508446240).

Almost surely, 2^{22166533017077} is an apocalyptic number.

It is an amenable number.

22166533017077 is a deficient number, since it is larger than the sum of its proper divisors (515500767883).

22166533017077 is an equidigital number, since it uses as much as digits as its factorization.

22166533017077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515500767882.

The product of its (nonzero) digits is 2222640, while the sum is 50.

The spelling of 22166533017077 in words is "twenty-two trillion, one hundred sixty-six billion, five hundred thirty-three million, seventeen thousand, seventy-seven".