550885356 has 72 divisors (see below), whose sum is σ = 1602997760. Its totient is φ = 156253536.

The previous prime is 550885343. The next prime is 550885367. The reversal of 550885356 is 653588055.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27165 + ... + 42891.

Almost surely, 2^550885356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550885356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (801498880).

550885356 is an abundant number, since it is smaller than the sum of its proper divisors (1052112404).

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

550885356 is a wasteful number, since it uses less digits than its factorization.

550885356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15883 (or 15878 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 45.

The square root of 550885356 is about 23470.9470622725. The cubic root of 550885356 is about 819.7606658253.

The spelling of 550885356 in words is "five hundred fifty million, eight hundred eighty-five thousand, three hundred fifty-six".