5550500550986 has 4 divisors (see below), whose sum is σ = 8325750826482. Its totient is φ = 2775250275492.

The previous prime is 5550500550961. The next prime is 5550500550989. The reversal of 5550500550986 is 6890550050555.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 3827794425625 + 1722706125361 = 1956475^2 + 1312519^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5550500550989) 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 as a sum of consecutive naturals, namely, 1387625137745 + ... + 1387625137748.

Almost surely, 2^{5550500550986} is an apocalyptic number.

5550500550986 is a deficient number, since it is larger than the sum of its proper divisors (2775250275496).

5550500550986 is a wasteful number, since it uses less digits than its factorization.

5550500550986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775250275495.

The product of its (nonzero) digits is 6750000, while the sum is 53.

The spelling of 5550500550986 in words is "five trillion, five hundred fifty billion, five hundred million, five hundred fifty thousand, nine hundred eighty-six".