550016091 has 24 divisors (see below), whose sum is σ = 815622080. Its totient is φ = 357042816.

The previous prime is 550016083. The next prime is 550016099. The reversal of 550016091 is 190610055.

550016091 is a `hidden beast` number, since 5 + 50 + 0 + 1 + 609 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (550016083) and next prime (550016099).

It is not a de Polignac number, because 550016091 - 2³ = 550016083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550016099) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46605 + ... + 57201.

Almost surely, 2^550016091 is an apocalyptic number.

550016091 is a deficient number, since it is larger than the sum of its proper divisors (265605989).

550016091 is a wasteful number, since it uses less digits than its factorization.

550016091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10755 (or 10752 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 27.

The square root of 550016091 is about 23452.4218578807. The cubic root of 550016091 is about 819.3292606431.

The spelling of 550016091 in words is "five hundred fifty million, sixteen thousand, ninety-one".