505041330 has 16 divisors (see below), whose sum is σ = 1212099264. Its totient is φ = 134677680.

The previous prime is 505041289. The next prime is 505041347. The reversal of 505041330 is 33140505.

It is a junction number, because it is equal to n+sod(n) for n = 505041297 and 505041306.

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, 8417326 + ... + 8417385.

It is an arithmetic number, because the mean of its divisors is an integer number (75756204).

Almost surely, 2^505041330 is an apocalyptic number.

505041330 is an abundant number, since it is smaller than the sum of its proper divisors (707057934).

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

505041330 is a wasteful number, since it uses less digits than its factorization.

505041330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16834721.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 505041330 is about 22473.1246158606. The cubic root of 505041330 is about 796.3591480917.

Adding to 505041330 its reverse (33140505), we get a palindrome (538181835).

The spelling of 505041330 in words is "five hundred five million, forty-one thousand, three hundred thirty".