22169414949965 has 4 divisors (see below), whose sum is σ = 26603297939964. Its totient is φ = 17735531959968.

The previous prime is 22169414949959. The next prime is 22169414950003. The reversal of 22169414949965 is 56994941496122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7794443173609 + 14374971776356 = 2791853^2 + 3791434^2 .

It is a cyclic number.

It is not a de Polignac number, because 22169414949965 - 2⁸ = 22169414949709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2216941494992 + ... + 2216941495001.

It is an arithmetic number, because the mean of its divisors is an integer number (6650824484991).

Almost surely, 2^{22169414949965} is an apocalyptic number.

It is an amenable number.

22169414949965 is a deficient number, since it is larger than the sum of its proper divisors (4433882989999).

22169414949965 is an equidigital number, since it uses as much as digits as its factorization.

22169414949965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4433882989998.

The product of its digits is 302330880, while the sum is 71.

The spelling of 22169414949965 in words is "twenty-two trillion, one hundred sixty-nine billion, four hundred fourteen million, nine hundred forty-nine thousand, nine hundred sixty-five".