550559954 has 16 divisors (see below), whose sum is σ = 976363200. Its totient is φ = 227817744.

The previous prime is 550559929. The next prime is 550559959. The reversal of 550559954 is 459955055.

It is a junction number, because it is equal to n+sod(n) for n = 550559899 and 550559908.

It is not an unprimeable number, because it can be changed into a prime (550559959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 677624 + ... + 678435.

It is an arithmetic number, because the mean of its divisors is an integer number (61022700).

Almost surely, 2^550559954 is an apocalyptic number.

550559954 is a deficient number, since it is larger than the sum of its proper divisors (425803246).

550559954 is a wasteful number, since it uses less digits than its factorization.

550559954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356097.

The product of its (nonzero) digits is 1012500, while the sum is 47.

The square root of 550559954 is about 23464.0140214755. The cubic root of 550559954 is about 819.5992261253.

The spelling of 550559954 in words is "five hundred fifty million, five hundred fifty-nine thousand, nine hundred fifty-four".