550503005197 has 2 divisors, whose sum is σ = 550503005198. Its totient is φ = 550503005196.

The previous prime is 550503005177. The next prime is 550503005251. The reversal of 550503005197 is 791500305055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 529024930281 + 21478074916 = 727341^2 + 146554^2 .

It is a cyclic number.

It is not a de Polignac number, because 550503005197 - 2⁷ = 550503005069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550503005177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275251502598 + 275251502599.

It is an arithmetic number, because the mean of its divisors is an integer number (275251502599).

Almost surely, 2^550503005197 is an apocalyptic number.

It is an amenable number.

550503005197 is a deficient number, since it is larger than the sum of its proper divisors (1).

550503005197 is an equidigital number, since it uses as much as digits as its factorization.

550503005197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 118125, while the sum is 40.

The spelling of 550503005197 in words is "five hundred fifty billion, five hundred three million, five thousand, one hundred ninety-seven".