550151140 has 48 divisors (see below), whose sum is σ = 1440399744. Its totient is φ = 171475200.

The previous prime is 550151111. The next prime is 550151143. The reversal of 550151140 is 41151055.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (550151143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177081 + ... + 180160.

It is an arithmetic number, because the mean of its divisors is an integer number (30008328).

Almost surely, 2^550151140 is an apocalyptic number.

It is an amenable number.

550151140 is an abundant number, since it is smaller than the sum of its proper divisors (890248604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550151140 is a wasteful number, since it uses less digits than its factorization.

550151140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357268 (or 357266 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 550151140 is about 23455.3008934015. The cubic root of 550151140 is about 819.3963135555.

The spelling of 550151140 in words is "five hundred fifty million, one hundred fifty-one thousand, one hundred forty".