550066127731517 has 4 divisors (see below), whose sum is σ = 550070826417216. Its totient is φ = 550061429045820.

The previous prime is 550066127731453. The next prime is 550066127731577. The reversal of 550066127731517 is 715137721660055.

It is a happy number.

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 not a de Polignac number, because 550066127731517 - 2⁶ = 550066127731453 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 (550066127731577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2349167243 + ... + 2349401384.

It is an arithmetic number, because the mean of its divisors is an integer number (137517706604304).

Almost surely, 2^{550066127731517} is an apocalyptic number.

It is an amenable number.

550066127731517 is a deficient number, since it is larger than the sum of its proper divisors (4698685699).

550066127731517 is a wasteful number, since it uses less digits than its factorization.

550066127731517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4698685698.

The product of its (nonzero) digits is 9261000, while the sum is 56.

The spelling of 550066127731517 in words is "five hundred fifty trillion, sixty-six billion, one hundred twenty-seven million, seven hundred thirty-one thousand, five hundred seventeen".