550213205453 has 2 divisors, whose sum is σ = 550213205454. Its totient is φ = 550213205452.

The previous prime is 550213205447. The next prime is 550213205461. The reversal of 550213205453 is 354502312055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 547567440484 + 2645764969 = 739978^2 + 51437^2 .

It is a cyclic number.

It is not a de Polignac number, because 550213205453 - 2²⁴ = 550196428237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550213205483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275106602726 + 275106602727.

It is an arithmetic number, because the mean of its divisors is an integer number (275106602727).

Almost surely, 2^550213205453 is an apocalyptic number.

It is an amenable number.

550213205453 is a deficient number, since it is larger than the sum of its proper divisors (1).

550213205453 is an equidigital number, since it uses as much as digits as its factorization.

550213205453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 550213205453 in words is "five hundred fifty billion, two hundred thirteen million, two hundred five thousand, four hundred fifty-three".