550221242047 has 2 divisors, whose sum is σ = 550221242048. Its totient is φ = 550221242046.

The previous prime is 550221241993. The next prime is 550221242069. The reversal of 550221242047 is 740242122055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550221242047 - 2¹⁹ = 550220717759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550221242147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275110621023 + 275110621024.

It is an arithmetic number, because the mean of its divisors is an integer number (275110621024).

Almost surely, 2^550221242047 is an apocalyptic number.

550221242047 is a deficient number, since it is larger than the sum of its proper divisors (1).

550221242047 is an equidigital number, since it uses as much as digits as its factorization.

550221242047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44800, while the sum is 34.

The spelling of 550221242047 in words is "five hundred fifty billion, two hundred twenty-one million, two hundred forty-two thousand, forty-seven".