550878583 has 8 divisors (see below), whose sum is σ = 570659040. Its totient is φ = 531400320.

The previous prime is 550878551. The next prime is 550878593. The reversal of 550878583 is 385878055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550878583 - 2⁵ = 550878551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550878593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71835 + ... + 79132.

It is an arithmetic number, because the mean of its divisors is an integer number (71332380).

Almost surely, 2^550878583 is an apocalyptic number.

550878583 is a deficient number, since it is larger than the sum of its proper divisors (19780457).

550878583 is a wasteful number, since it uses less digits than its factorization.

550878583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151097.

The product of its (nonzero) digits is 1344000, while the sum is 49.

The square root of 550878583 is about 23470.8027770675. The cubic root of 550878583 is about 819.7573062263.

The spelling of 550878583 in words is "five hundred fifty million, eight hundred seventy-eight thousand, five hundred eighty-three".