224466643660157 has 2 divisors, whose sum is σ = 224466643660158. Its totient is φ = 224466643660156.

The previous prime is 224466643660099. The next prime is 224466643660159. The reversal of 224466643660157 is 751066346664422.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220905380248996 + 3561263411161 = 14862886^2 + 1887131^2 .

It is a cyclic number.

It is not a de Polignac number, because 224466643660157 - 2¹² = 224466643656061 is a prime.

It is a super-3 number, since 3×224466643660157³ (a number of 44 digits) contains 333 as substring.

Together with 224466643660159, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 224466643660157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224466643660159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112233321830078 + 112233321830079.

It is an arithmetic number, because the mean of its divisors is an integer number (112233321830079).

Almost surely, 2^{224466643660157} is an apocalyptic number.

It is an amenable number.

224466643660157 is a deficient number, since it is larger than the sum of its proper divisors (1).

224466643660157 is an equidigital number, since it uses as much as digits as its factorization.

224466643660157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209018880, while the sum is 62.

The spelling of 224466643660157 in words is "two hundred twenty-four trillion, four hundred sixty-six billion, six hundred forty-three million, six hundred sixty thousand, one hundred fifty-seven".