555550505059 has 4 divisors (see below), whose sum is σ = 606055096440. Its totient is φ = 505045913680.

The previous prime is 555550505039. The next prime is 555550505089. The reversal of 555550505059 is 950505055555.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 555550505059 - 2⁷ = 555550504931 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (555550505039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25252295674 + ... + 25252295695.

It is an arithmetic number, because the mean of its divisors is an integer number (151513774110).

Almost surely, 2^555550505059 is an apocalyptic number.

555550505059 is a deficient number, since it is larger than the sum of its proper divisors (50504591381).

555550505059 is a wasteful number, since it uses less digits than its factorization.

555550505059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50504591380.

The product of its (nonzero) digits is 3515625, while the sum is 49.

The spelling of 555550505059 in words is "five hundred fifty-five billion, five hundred fifty million, five hundred five thousand, fifty-nine".