22523405043137 has 2 divisors, whose sum is σ = 22523405043138. Its totient is φ = 22523405043136.

The previous prime is 22523405043109. The next prime is 22523405043179. The reversal of 22523405043137 is 73134050432522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19578642650176 + 2944762392961 = 4424776^2 + 1716031^2 .

It is a cyclic number.

It is not a de Polignac number, because 22523405043137 - 2¹⁴ = 22523405026753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22523405043094 and 22523405043103.

It is not a weakly prime, because it can be changed into another prime (22523405043037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11261702521568 + 11261702521569.

It is an arithmetic number, because the mean of its divisors is an integer number (11261702521569).

Almost surely, 2^{22523405043137} is an apocalyptic number.

It is an amenable number.

22523405043137 is a deficient number, since it is larger than the sum of its proper divisors (1).

22523405043137 is an equidigital number, since it uses as much as digits as its factorization.

22523405043137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 41.

Adding to 22523405043137 its reverse (73134050432522), we get a palindrome (95657455475659).

The spelling of 22523405043137 in words is "twenty-two trillion, five hundred twenty-three billion, four hundred five million, forty-three thousand, one hundred thirty-seven".