224601256320557 has 2 divisors, whose sum is σ = 224601256320558. Its totient is φ = 224601256320556.

The previous prime is 224601256320461. The next prime is 224601256320559. The reversal of 224601256320557 is 755023652106422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 173119569415081 + 51481686905476 = 13157491^2 + 7175074^2 .

It is a cyclic number.

It is not a de Polignac number, because 224601256320557 - 2¹⁶ = 224601256255021 is a prime.

Together with 224601256320559, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224601256320559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112300628160278 + 112300628160279.

It is an arithmetic number, because the mean of its divisors is an integer number (112300628160279).

Almost surely, 2^{224601256320557} is an apocalyptic number.

It is an amenable number.

224601256320557 is a deficient number, since it is larger than the sum of its proper divisors (1).

224601256320557 is an equidigital number, since it uses as much as digits as its factorization.

224601256320557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048000, while the sum is 50.

The spelling of 224601256320557 in words is "two hundred twenty-four trillion, six hundred one billion, two hundred fifty-six million, three hundred twenty thousand, five hundred fifty-seven".