4643454146447 has 2 divisors, whose sum is σ = 4643454146448. Its totient is φ = 4643454146446.

The previous prime is 4643454146393. The next prime is 4643454146459. The reversal of 4643454146447 is 7446414543464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4643454146447 - 2³⁶ = 4574734669711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4643454146392 and 4643454146401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4643454146647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321727073223 + 2321727073224.

It is an arithmetic number, because the mean of its divisors is an integer number (2321727073224).

Almost surely, 2^{4643454146447} is an apocalyptic number.

4643454146447 is a deficient number, since it is larger than the sum of its proper divisors (1).

4643454146447 is an equidigital number, since it uses as much as digits as its factorization.

4643454146447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61931520, while the sum is 56.

The spelling of 4643454146447 in words is "four trillion, six hundred forty-three billion, four hundred fifty-four million, one hundred forty-six thousand, four hundred forty-seven".