803980550 has 12 divisors (see below), whose sum is σ = 1495403916. Its totient is φ = 321592200.

The previous prime is 803980547. The next prime is 803980561. The reversal of 803980550 is 55089308.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 8039756 + ... + 8039855.

It is an arithmetic number, because the mean of its divisors is an integer number (124616993).

Almost surely, 2^803980550 is an apocalyptic number.

803980550 is a deficient number, since it is larger than the sum of its proper divisors (691423366).

803980550 is a wasteful number, since it uses less digits than its factorization.

803980550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16079623 (or 16079618 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 38.

The square root of 803980550 is about 28354.5507811356. The cubic root of 803980550 is about 929.8548931502.

The spelling of 803980550 in words is "eight hundred three million, nine hundred eighty thousand, five hundred fifty".