550604143 has 4 divisors (see below), whose sum is σ = 582992640. Its totient is φ = 518215648.

The previous prime is 550604123. The next prime is 550604147. The reversal of 550604143 is 341406055.

550604143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550604143 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 (550604147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16194223 + ... + 16194256.

It is an arithmetic number, because the mean of its divisors is an integer number (145748160).

Almost surely, 2^550604143 is an apocalyptic number.

550604143 is a deficient number, since it is larger than the sum of its proper divisors (32388497).

550604143 is a wasteful number, since it uses less digits than its factorization.

550604143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32388496.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 550604143 is about 23464.9556360118. The cubic root of 550604143 is about 819.6211530750.

The spelling of 550604143 in words is "five hundred fifty million, six hundred four thousand, one hundred forty-three".