550667040 has 384 divisors, whose sum is σ = 2215600128. Its totient is φ = 111636480.

The previous prime is 550667027. The next prime is 550667071. The reversal of 550667040 is 40766055.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 550666992 and 550667010.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1736962 + ... + 1737278.

It is an arithmetic number, because the mean of its divisors is an integer number (5769792).

Almost surely, 2^550667040 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 550667040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1107800064).

550667040 is an abundant number, since it is smaller than the sum of its proper divisors (1664933088).

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

550667040 is a wasteful number, since it uses less digits than its factorization.

550667040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 550667040 is about 23466.2958304032. The cubic root of 550667040 is about 819.6523610669.

It can be divided in two parts, 550 and 667040, that added together give a triangular number (667590 = T₁₁₅₅).

The spelling of 550667040 in words is "five hundred fifty million, six hundred sixty-seven thousand, forty".