550605554487 has 6 divisors (see below), whose sum is σ = 795319134272. Its totient is φ = 367070369652.

The previous prime is 550605554483. The next prime is 550605554503. The reversal of 550605554487 is 784455506055.

550605554487 is a `hidden beast` number, since 5 + 5 + 0 + 6 + 0 + 5 + 554 + 4 + 87 = 666.

It is not a de Polignac number, because 550605554487 - 2² = 550605554483 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550605554483) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30589197463 + ... + 30589197480.

Almost surely, 2^550605554487 is an apocalyptic number.

550605554487 is a deficient number, since it is larger than the sum of its proper divisors (244713579785).

550605554487 is a wasteful number, since it uses less digits than its factorization.

550605554487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61178394949 (or 61178394946 counting only the distinct ones).

The product of its (nonzero) digits is 16800000, while the sum is 54.

The spelling of 550605554487 in words is "five hundred fifty billion, six hundred five million, five hundred fifty-four thousand, four hundred eighty-seven".