22153640244017 has 8 divisors (see below), whose sum is σ = 22340617961376. Its totient is φ = 21967028792352.

The previous prime is 22153640244011. The next prime is 22153640244019. The reversal of 22153640244017 is 71044204635122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22153640244017 is a prime.

It is a super-2 number, since 2×22153640244017² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22153640244011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91444943 + ... + 91686884.

It is an arithmetic number, because the mean of its divisors is an integer number (2792577245172).

Almost surely, 2^{22153640244017} is an apocalyptic number.

It is an amenable number.

22153640244017 is a deficient number, since it is larger than the sum of its proper divisors (186977717359).

22153640244017 is a wasteful number, since it uses less digits than its factorization.

22153640244017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183132847.

The product of its (nonzero) digits is 322560, while the sum is 41.

Adding to 22153640244017 its reverse (71044204635122), we get a palindrome (93197844879139).

The spelling of 22153640244017 in words is "twenty-two trillion, one hundred fifty-three billion, six hundred forty million, two hundred forty-four thousand, seventeen".