22552665017 has 2 divisors, whose sum is σ = 22552665018. Its totient is φ = 22552665016.

The previous prime is 22552664989. The next prime is 22552665053. The reversal of 22552665017 is 71056625522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20566714921 + 1985950096 = 143411^2 + 44564^2 .

It is a cyclic number.

It is not a de Polignac number, because 22552665017 - 2¹⁰ = 22552663993 is a prime.

It is a super-2 number, since 2×22552665017² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22552665517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11276332508 + 11276332509.

It is an arithmetic number, because the mean of its divisors is an integer number (11276332509).

Almost surely, 2^22552665017 is an apocalyptic number.

It is an amenable number.

22552665017 is a deficient number, since it is larger than the sum of its proper divisors (1).

22552665017 is an equidigital number, since it uses as much as digits as its factorization.

22552665017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 22552665017 in words is "twenty-two billion, five hundred fifty-two million, six hundred sixty-five thousand, seventeen".