550530149 has 8 divisors (see below), whose sum is σ = 624083040. Its totient is φ = 481435056.

The previous prime is 550530137. The next prime is 550530173. The reversal of 550530149 is 941035055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550530149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550530199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1114187 + ... + 1114680.

It is an arithmetic number, because the mean of its divisors is an integer number (78010380).

Almost surely, 2^550530149 is an apocalyptic number.

It is an amenable number.

550530149 is a deficient number, since it is larger than the sum of its proper divisors (73552891).

550530149 is a wasteful number, since it uses less digits than its factorization.

550530149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2228899.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 550530149 is about 23463.3788913703. The cubic root of 550530149 is about 819.5844359736.

The spelling of 550530149 in words is "five hundred fifty million, five hundred thirty thousand, one hundred forty-nine".