555050009 has 4 divisors (see below), whose sum is σ = 572954880. Its totient is φ = 537145140.

The previous prime is 555050003. The next prime is 555050029. The reversal of 555050009 is 900050555.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-555050009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (555050003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8952389 + ... + 8952450.

It is an arithmetic number, because the mean of its divisors is an integer number (143238720).

Almost surely, 2^555050009 is an apocalyptic number.

It is an amenable number.

555050009 is a deficient number, since it is larger than the sum of its proper divisors (17904871).

555050009 is a wasteful number, since it uses less digits than its factorization.

555050009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17904870.

The product of its (nonzero) digits is 5625, while the sum is 29.

The square root of 555050009 is about 23559.4993367856. The cubic root of 555050009 is about 821.8212587644.

The spelling of 555050009 in words is "five hundred fifty-five million, fifty thousand, nine".