550530158 has 4 divisors (see below), whose sum is σ = 825795240. Its totient is φ = 275265078.

The previous prime is 550530137. The next prime is 550530173. The reversal of 550530158 is 851035055.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 137632538 + ... + 137632541.

It is an arithmetic number, because the mean of its divisors is an integer number (206448810).

Almost surely, 2^550530158 is an apocalyptic number.

550530158 is a deficient number, since it is larger than the sum of its proper divisors (275265082).

550530158 is a wasteful number, since it uses less digits than its factorization.

550530158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275265081.

The product of its (nonzero) digits is 15000, while the sum is 32.

The square root of 550530158 is about 23463.3790831585. The cubic root of 550530158 is about 819.5844404397.

The spelling of 550530158 in words is "five hundred fifty million, five hundred thirty thousand, one hundred fifty-eight".