550677620 has 12 divisors (see below), whose sum is σ = 1156423044. Its totient is φ = 220271040.

The previous prime is 550677593. The next prime is 550677641. The reversal of 550677620 is 26776055.

It can be written as a sum of positive squares in 2 ways, for example, as 141181924 + 409495696 = 11882^2 + 20236^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 13766921 + ... + 13766960.

It is an arithmetic number, because the mean of its divisors is an integer number (96368587).

Almost surely, 2^550677620 is an apocalyptic number.

It is an amenable number.

550677620 is an abundant number, since it is smaller than the sum of its proper divisors (605745424).

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

550677620 is a wasteful number, since it uses less digits than its factorization.

550677620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27533890 (or 27533888 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 38.

The square root of 550677620 is about 23466.5212590192. The cubic root of 550677620 is about 819.6576103771.

The spelling of 550677620 in words is "five hundred fifty million, six hundred seventy-seven thousand, six hundred twenty".