22026544321645 has 8 divisors (see below), whose sum is σ = 27284493611520. Its totient is φ = 17052808506960.

The previous prime is 22026544321637. The next prime is 22026544321667. The reversal of 22026544321645 is 54612344562022.

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

It is not a de Polignac number, because 22026544321645 - 2³ = 22026544321637 is a prime.

It is a super-3 number, since 3×22026544321645³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22026544321595 and 22026544321604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71053368625 + ... + 71053368934.

It is an arithmetic number, because the mean of its divisors is an integer number (3410561701440).

Almost surely, 2^{22026544321645} is an apocalyptic number.

It is an amenable number.

22026544321645 is a deficient number, since it is larger than the sum of its proper divisors (5257949289875).

22026544321645 is a wasteful number, since it uses less digits than its factorization.

22026544321645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142106737595.

The product of its (nonzero) digits is 2764800, while the sum is 46.

Adding to 22026544321645 its reverse (54612344562022), we get a palindrome (76638888883667).

The spelling of 22026544321645 in words is "twenty-two trillion, twenty-six billion, five hundred forty-four million, three hundred twenty-one thousand, six hundred forty-five".