550059081 has 32 divisors (see below), whose sum is σ = 873815040. Its totient is φ = 303374400.

The previous prime is 550059061. The next prime is 550059109. The reversal of 550059081 is 180950055.

It is not a de Polignac number, because 550059081 - 2¹⁰ = 550058057 is a prime.

It is a super-2 number, since 2×550059081² = 605129985181129122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (550059061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21430 + ... + 39488.

It is an arithmetic number, because the mean of its divisors is an integer number (27306720).

Almost surely, 2^550059081 is an apocalyptic number.

It is an amenable number.

550059081 is a deficient number, since it is larger than the sum of its proper divisors (323755959).

550059081 is a wasteful number, since it uses less digits than its factorization.

550059081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18157.

The product of its (nonzero) digits is 9000, while the sum is 33.

The square root of 550059081 is about 23453.3383764444. The cubic root of 550059081 is about 819.3506067139.

The spelling of 550059081 in words is "five hundred fifty million, fifty-nine thousand, eighty-one".