550835985 has 16 divisors (see below), whose sum is σ = 1007243136. Its totient is φ = 251810688.

The previous prime is 550835981. The next prime is 550836007. The reversal of 550835985 is 589538055.

It is not a de Polignac number, because 550835985 - 2² = 550835981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550835981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2622924 + ... + 2623133.

It is an arithmetic number, because the mean of its divisors is an integer number (62952696).

Almost surely, 2^550835985 is an apocalyptic number.

It is an amenable number.

550835985 is a deficient number, since it is larger than the sum of its proper divisors (456407151).

550835985 is a wasteful number, since it uses less digits than its factorization.

550835985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5246072.

The product of its (nonzero) digits is 1080000, while the sum is 48.

The square root of 550835985 is about 23469.8952916284. The cubic root of 550835985 is about 819.7361757855.

The spelling of 550835985 in words is "five hundred fifty million, eight hundred thirty-five thousand, nine hundred eighty-five".