550655061 has 8 divisors (see below), whose sum is σ = 800952864. Its totient is φ = 333730320.

The previous prime is 550655023. The next prime is 550655069. The reversal of 550655061 is 160556055.

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

It is not a de Polignac number, because 550655061 - 2⁷ = 550654933 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 16686517 = 550655061 / (5 + 5 + 0 + 6 + 5 + 5 + 0 + 6 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550655069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8343226 + ... + 8343291.

It is an arithmetic number, because the mean of its divisors is an integer number (100119108).

Almost surely, 2^550655061 is an apocalyptic number.

It is an amenable number.

550655061 is a deficient number, since it is larger than the sum of its proper divisors (250297803).

550655061 is a wasteful number, since it uses less digits than its factorization.

550655061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16686531.

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 550655061 is about 23466.0405906067. The cubic root of 550655061 is about 819.6464175559.

The spelling of 550655061 in words is "five hundred fifty million, six hundred fifty-five thousand, sixty-one".