550515106 has 4 divisors (see below), whose sum is σ = 825772662. Its totient is φ = 275257552.

The previous prime is 550515083. The next prime is 550515109. The reversal of 550515106 is 601515055.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 601515055 = 5 ⋅120303011.

It can be written as a sum of positive squares in only one way, i.e., 433680625 + 116834481 = 20825^2 + 10809^2 .

It is not an unprimeable number, because it can be changed into a prime (550515109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137628775 + ... + 137628778.

Almost surely, 2^550515106 is an apocalyptic number.

550515106 is a deficient number, since it is larger than the sum of its proper divisors (275257556).

550515106 is a wasteful number, since it uses less digits than its factorization.

550515106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275257555.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 550515106 is about 23463.0583258023. The cubic root of 550515106 is about 819.5769709746.

The spelling of 550515106 in words is "five hundred fifty million, five hundred fifteen thousand, one hundred six".