550065020 has 24 divisors (see below), whose sum is σ = 1183312368. Its totient is φ = 214659200.

The previous prime is 550065013. The next prime is 550065049. The reversal of 550065020 is 20560055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334586 + ... + 336225.

It is an arithmetic number, because the mean of its divisors is an integer number (49304682).

Almost surely, 2^550065020 is an apocalyptic number.

It is an amenable number.

550065020 is an abundant number, since it is smaller than the sum of its proper divisors (633247348).

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

550065020 is a wasteful number, since it uses less digits than its factorization.

550065020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670861 (or 670859 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 550065020 is about 23453.4649892079. The cubic root of 550065020 is about 819.3535555521.

The spelling of 550065020 in words is "five hundred fifty million, sixty-five thousand, twenty".