20240224244257 has 2 divisors, whose sum is σ = 20240224244258. Its totient is φ = 20240224244256.

The previous prime is 20240224244179. The next prime is 20240224244293. The reversal of 20240224244257 is 75244242204202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11505385857681 + 8734838386576 = 3391959^2 + 2955476^2 .

It is a cyclic number.

It is not a de Polignac number, because 20240224244257 - 2³⁵ = 20205864505889 is a prime.

It is not a weakly prime, because it can be changed into another prime (20240224241257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10120112122128 + 10120112122129.

It is an arithmetic number, because the mean of its divisors is an integer number (10120112122129).

Almost surely, 2^{20240224244257} is an apocalyptic number.

It is an amenable number.

20240224244257 is a deficient number, since it is larger than the sum of its proper divisors (1).

20240224244257 is an equidigital number, since it uses as much as digits as its factorization.

20240224244257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 573440, while the sum is 40.

Adding to 20240224244257 its reverse (75244242204202), we get a palindrome (95484466448459).

The spelling of 20240224244257 in words is "twenty trillion, two hundred forty billion, two hundred twenty-four million, two hundred forty-four thousand, two hundred fifty-seven".