53030305055543 has 2 divisors, whose sum is σ = 53030305055544. Its totient is φ = 53030305055542.

The previous prime is 53030305055477. The next prime is 53030305055551. The reversal of 53030305055543 is 34555050303035.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53030305055543 - 2¹⁸ = 53030304793399 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53030305055543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53030305058543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26515152527771 + 26515152527772.

It is an arithmetic number, because the mean of its divisors is an integer number (26515152527772).

Almost surely, 2^{53030305055543} is an apocalyptic number.

53030305055543 is a deficient number, since it is larger than the sum of its proper divisors (1).

53030305055543 is an equidigital number, since it uses as much as digits as its factorization.

53030305055543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1012500, while the sum is 41.

Adding to 53030305055543 its reverse (34555050303035), we get a palindrome (87585355358578).

The spelling of 53030305055543 in words is "fifty-three trillion, thirty billion, three hundred five million, fifty-five thousand, five hundred forty-three".