555505424479 has 2 divisors, whose sum is σ = 555505424480. Its totient is φ = 555505424478.

The previous prime is 555505424449. The next prime is 555505424489. The reversal of 555505424479 is 974424505555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 555505424479 - 2⁷ = 555505424351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555505424449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277752712239 + 277752712240.

It is an arithmetic number, because the mean of its divisors is an integer number (277752712240).

Almost surely, 2^555505424479 is an apocalyptic number.

555505424479 is a deficient number, since it is larger than the sum of its proper divisors (1).

555505424479 is an equidigital number, since it uses as much as digits as its factorization.

555505424479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200000, while the sum is 55.

The spelling of 555505424479 in words is "five hundred fifty-five billion, five hundred five million, four hundred twenty-four thousand, four hundred seventy-nine".