506066550 has 48 divisors (see below), whose sum is σ = 1369144512. Its totient is φ = 122682400.

The previous prime is 506066513. The next prime is 506066563. The reversal of 506066550 is 55660605.

It is a super-2 number, since 2×506066550² = 512206706057805000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151704 + ... + 155003.

It is an arithmetic number, because the mean of its divisors is an integer number (28523844).

Almost surely, 2^506066550 is an apocalyptic number.

506066550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

506066550 is an abundant number, since it is smaller than the sum of its proper divisors (863077962).

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

506066550 is a wasteful number, since it uses less digits than its factorization.

506066550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306733 (or 306728 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 506066550 is about 22495.9229639506. The cubic root of 506066550 is about 796.8976462614.

The spelling of 506066550 in words is "five hundred six million, sixty-six thousand, five hundred fifty".