550541378 has 32 divisors (see below), whose sum is σ = 880170240. Its totient is φ = 257541120.

The previous prime is 550541339. The next prime is 550541401. The reversal of 550541378 is 873145055.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1987376 + ... + 1987652.

It is an arithmetic number, because the mean of its divisors is an integer number (27505320).

Almost surely, 2^550541378 is an apocalyptic number.

550541378 is a deficient number, since it is larger than the sum of its proper divisors (329628862).

550541378 is a wasteful number, since it uses less digits than its factorization.

550541378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762.

The product of its (nonzero) digits is 84000, while the sum is 38.

The square root of 550541378 is about 23463.6181779367. The cubic root of 550541378 is about 819.5900082091.

The spelling of 550541378 in words is "five hundred fifty million, five hundred forty-one thousand, three hundred seventy-eight".