550769823 has 12 divisors (see below), whose sum is σ = 805142520. Its totient is φ = 362755536.

The previous prime is 550769819. The next prime is 550769833. The reversal of 550769823 is 328967055.

It is a happy number.

550769823 is a `hidden beast` number, since 5 + 507 + 69 + 82 + 3 = 666.

It is not a de Polignac number, because 550769823 - 2² = 550769819 is a prime.

It is a super-3 number, since 3×550769823³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550769833) 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 11 ways as a sum of consecutive naturals, for example, 367908 + ... + 369401.

It is an arithmetic number, because the mean of its divisors is an integer number (67095210).

Almost surely, 2^550769823 is an apocalyptic number.

550769823 is a deficient number, since it is larger than the sum of its proper divisors (254372697).

550769823 is a wasteful number, since it uses less digits than its factorization.

550769823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737398 (or 737395 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 550769823 is about 23468.4857415215. The cubic root of 550769823 is about 819.7033544267.

The spelling of 550769823 in words is "five hundred fifty million, seven hundred sixty-nine thousand, eight hundred twenty-three".