550795617 has 24 divisors (see below), whose sum is σ = 840240960. Its totient is φ = 346718880.

The previous prime is 550795613. The next prime is 550795667. The reversal of 550795617 is 716597055.

It is a happy number.

550795617 is a `hidden beast` number, since 550 + 7 + 95 + 6 + 1 + 7 = 666.

It is not a de Polignac number, because 550795617 - 2² = 550795613 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550795613) 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 23 ways as a sum of consecutive naturals, for example, 48003 + ... + 58359.

It is an arithmetic number, because the mean of its divisors is an integer number (35010040).

Almost surely, 2^550795617 is an apocalyptic number.

550795617 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

550795617 is a deficient number, since it is larger than the sum of its proper divisors (289445343).

550795617 is a wasteful number, since it uses less digits than its factorization.

550795617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10693 (or 10690 counting only the distinct ones).

The product of its (nonzero) digits is 330750, while the sum is 45.

The square root of 550795617 is about 23469.0352805564. The cubic root of 550795617 is about 819.7161505153.

It can be divided in two parts, 5507 and 95617, that added together give a square (101124 = 318²).

The spelling of 550795617 in words is "five hundred fifty million, seven hundred ninety-five thousand, six hundred seventeen".