5558765771551 has 2 divisors, whose sum is σ = 5558765771552. Its totient is φ = 5558765771550.

The previous prime is 5558765771519. The next prime is 5558765771609. The reversal of 5558765771551 is 1551775678555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5558765771551 - 2⁵ = 5558765771519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5558765751551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2779382885775 + 2779382885776.

It is an arithmetic number, because the mean of its divisors is an integer number (2779382885776).

Almost surely, 2^{5558765771551} is an apocalyptic number.

5558765771551 is a deficient number, since it is larger than the sum of its proper divisors (1).

5558765771551 is an equidigital number, since it uses as much as digits as its factorization.

5558765771551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 257250000, while the sum is 67.

The spelling of 5558765771551 in words is "five trillion, five hundred fifty-eight billion, seven hundred sixty-five million, seven hundred seventy-one thousand, five hundred fifty-one".