550571651 has 8 divisors (see below), whose sum is σ = 631276800. Its totient is φ = 470379528.

The previous prime is 550571617. The next prime is 550571731. The reversal of 550571651 is 156175055.

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 550571651 - 2¹⁰ = 550570627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550571251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125951 + ... + 130248.

It is an arithmetic number, because the mean of its divisors is an integer number (78909600).

Almost surely, 2^550571651 is an apocalyptic number.

550571651 is a deficient number, since it is larger than the sum of its proper divisors (80705149).

550571651 is a wasteful number, since it uses less digits than its factorization.

550571651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256513.

The product of its (nonzero) digits is 26250, while the sum is 35.

The square root of 550571651 is about 23464.2632741793. The cubic root of 550571651 is about 819.6050303882.

The spelling of 550571651 in words is "five hundred fifty million, five hundred seventy-one thousand, six hundred fifty-one".