550564383465055 has 16 divisors (see below), whose sum is σ = 696228124365504. Its totient is φ = 417130139852800.

The previous prime is 550564383465013. The next prime is 550564383465119.

550564383465055 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 550564383465055 - 2²³ = 550564375076447 is a prime.

It is a super-2 number, since 2×550564383465055² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23700564514 + ... + 23700587743.

It is an arithmetic number, because the mean of its divisors is an integer number (43514257772844).

Almost surely, 2^{550564383465055} is an apocalyptic number.

550564383465055 is a deficient number, since it is larger than the sum of its proper divisors (145663740900449).

550564383465055 is a wasteful number, since it uses less digits than its factorization.

550564383465055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47401152386.

The product of its (nonzero) digits is 648000000, while the sum is 64.

The spelling of 550564383465055 in words is "five hundred fifty trillion, five hundred sixty-four billion, three hundred eighty-three million, four hundred sixty-five thousand, fifty-five".