224465401315261 has 2 divisors, whose sum is σ = 224465401315262. Its totient is φ = 224465401315260.

The previous prime is 224465401315249. The next prime is 224465401315333. The reversal of 224465401315261 is 162513104564422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193405177466361 + 31060223848900 = 13907019^2 + 5573170^2 .

It is a cyclic number.

It is not a de Polignac number, because 224465401315261 - 2¹⁹ = 224465400790973 is a prime.

It is a super-2 number, since 2×224465401315261² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224465401385261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112232700657630 + 112232700657631.

It is an arithmetic number, because the mean of its divisors is an integer number (112232700657631).

Almost surely, 2^{224465401315261} is an apocalyptic number.

It is an amenable number.

224465401315261 is a deficient number, since it is larger than the sum of its proper divisors (1).

224465401315261 is an equidigital number, since it uses as much as digits as its factorization.

224465401315261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1382400, while the sum is 46.

Adding to 224465401315261 its reverse (162513104564422), we get a palindrome (386978505879683).

The spelling of 224465401315261 in words is "two hundred twenty-four trillion, four hundred sixty-five billion, four hundred one million, three hundred fifteen thousand, two hundred sixty-one".