550105101665 has 32 divisors (see below), whose sum is σ = 763943913216. Its totient is φ = 372477945600.

The previous prime is 550105101619. The next prime is 550105101739. The reversal of 550105101665 is 566101501055.

It is not a de Polignac number, because 550105101665 - 2⁸ = 550105101409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1109954 + ... + 1527156.

It is an arithmetic number, because the mean of its divisors is an integer number (23873247288).

Almost surely, 2^550105101665 is an apocalyptic number.

It is an amenable number.

550105101665 is a deficient number, since it is larger than the sum of its proper divisors (213838811551).

550105101665 is a wasteful number, since it uses less digits than its factorization.

550105101665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417689.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 550105101665 in words is "five hundred fifty billion, one hundred five million, one hundred one thousand, six hundred sixty-five".