550938130693 has 2 divisors, whose sum is σ = 550938130694. Its totient is φ = 550938130692.

The previous prime is 550938130669. The next prime is 550938130709. The reversal of 550938130693 is 396031839055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 315016155169 + 235921975524 = 561263^2 + 485718^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550938130693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550938130693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550938130643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275469065346 + 275469065347.

It is an arithmetic number, because the mean of its divisors is an integer number (275469065347).

Almost surely, 2^550938130693 is an apocalyptic number.

It is an amenable number.

550938130693 is a deficient number, since it is larger than the sum of its proper divisors (1).

550938130693 is an equidigital number, since it uses as much as digits as its factorization.

550938130693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2624400, while the sum is 52.

The spelling of 550938130693 in words is "five hundred fifty billion, nine hundred thirty-eight million, one hundred thirty thousand, six hundred ninety-three".