550601105543 has 2 divisors, whose sum is σ = 550601105544. Its totient is φ = 550601105542.

The previous prime is 550601105443. The next prime is 550601105567. The reversal of 550601105543 is 345501106055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550601105543 - 2²⁰ = 550600056967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550601105573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275300552771 + 275300552772.

It is an arithmetic number, because the mean of its divisors is an integer number (275300552772).

Almost surely, 2^550601105543 is an apocalyptic number.

550601105543 is a deficient number, since it is larger than the sum of its proper divisors (1).

550601105543 is an equidigital number, since it uses as much as digits as its factorization.

550601105543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 550601105543 in words is "five hundred fifty billion, six hundred one million, one hundred five thousand, five hundred forty-three".