550811705 has 8 divisors (see below), whose sum is σ = 689712192. Its totient is φ = 421490608.

The previous prime is 550811699. The next prime is 550811707. The reversal of 550811705 is 507118055.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550811705 - 2⁸ = 550811449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550811707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2394719 + ... + 2394948.

It is an arithmetic number, because the mean of its divisors is an integer number (86214024).

Almost surely, 2^550811705 is an apocalyptic number.

It is an amenable number.

550811705 is a deficient number, since it is larger than the sum of its proper divisors (138900487).

550811705 is a wasteful number, since it uses less digits than its factorization.

550811705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4789695.

The product of its (nonzero) digits is 7000, while the sum is 32.

The square root of 550811705 is about 23469.3780275490. The cubic root of 550811705 is about 819.7241313734.

The spelling of 550811705 in words is "five hundred fifty million, eight hundred eleven thousand, seven hundred five".