550667851 has 2 divisors, whose sum is σ = 550667852. Its totient is φ = 550667850.

The previous prime is 550667837. The next prime is 550667867. The reversal of 550667851 is 158766055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550667851 - 2¹⁹ = 550143563 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 550667798 and 550667807.

It is not a weakly prime, because it can be changed into another prime (550665851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275333925 + 275333926.

It is an arithmetic number, because the mean of its divisors is an integer number (275333926).

Almost surely, 2^550667851 is an apocalyptic number.

550667851 is a deficient number, since it is larger than the sum of its proper divisors (1).

550667851 is an equidigital number, since it uses as much as digits as its factorization.

550667851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252000, while the sum is 43.

The square root of 550667851 is about 23466.3131104995. The cubic root of 550667851 is about 819.6527634502.

The spelling of 550667851 in words is "five hundred fifty million, six hundred sixty-seven thousand, eight hundred fifty-one".