550111005 has 48 divisors (see below), whose sum is σ = 1013154480. Its totient is φ = 275595264.

The previous prime is 550110961. The next prime is 550111013. The reversal of 550111005 is 500111055.

550111005 is a `hidden beast` number, since 550 + 1 + 110 + 0 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 46826649 + 503284356 = 6843^2 + 22434^2 .

It is not a de Polignac number, because 550111005 - 2¹⁴ = 550094621 is a prime.

It is a super-2 number, since 2×550111005² = 605244235644220050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42589 + ... + 53981.

It is an arithmetic number, because the mean of its divisors is an integer number (21107385).

Almost surely, 2^550111005 is an apocalyptic number.

It is an amenable number.

550111005 is a deficient number, since it is larger than the sum of its proper divisors (463043475).

550111005 is a wasteful number, since it uses less digits than its factorization.

550111005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11470 (or 11467 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

The square root of 550111005 is about 23454.4453142683. The cubic root of 550111005 is about 819.3763873520.

The spelling of 550111005 in words is "five hundred fifty million, one hundred eleven thousand, five".