4643454146543 has 2 divisors, whose sum is σ = 4643454146544. Its totient is φ = 4643454146542.

The previous prime is 4643454146509. The next prime is 4643454146563. The reversal of 4643454146543 is 3456414543464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4643454146543 - 2¹² = 4643454142447 is a prime.

It is a super-2 number, since 2×4643454146543² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4643454146563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321727073271 + 2321727073272.

It is an arithmetic number, because the mean of its divisors is an integer number (2321727073272).

Almost surely, 2^{4643454146543} is an apocalyptic number.

4643454146543 is a deficient number, since it is larger than the sum of its proper divisors (1).

4643454146543 is an equidigital number, since it uses as much as digits as its factorization.

4643454146543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33177600, while the sum is 53.

The spelling of 4643454146543 in words is "four trillion, six hundred forty-three billion, four hundred fifty-four million, one hundred forty-six thousand, five hundred forty-three".