5550504984509 has 2 divisors, whose sum is σ = 5550504984510. Its totient is φ = 5550504984508.

The previous prime is 5550504984503. The next prime is 5550504984539. The reversal of 5550504984509 is 9054894050555.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4712602747609 + 837902236900 = 2170853^2 + 915370^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5550504984509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5550504984503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775252492254 + 2775252492255.

It is an arithmetic number, because the mean of its divisors is an integer number (2775252492255).

Almost surely, 2^{5550504984509} is an apocalyptic number.

It is an amenable number.

5550504984509 is a deficient number, since it is larger than the sum of its proper divisors (1).

5550504984509 is an equidigital number, since it uses as much as digits as its factorization.

5550504984509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400000, while the sum is 59.

The spelling of 5550504984509 in words is "five trillion, five hundred fifty billion, five hundred four million, nine hundred eighty-four thousand, five hundred nine".