505369368 has 160 divisors (see below), whose sum is σ = 1655976960. Its totient is φ = 140978880.

The previous prime is 505369351. The next prime is 505369373. The reversal of 505369368 is 863963505.

505369368 is a `hidden beast` number, since 50 + 536 + 9 + 3 + 68 = 666.

It is a super-2 number, since 2×505369368² = 510796396225438848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 193753 + ... + 196343.

It is an arithmetic number, because the mean of its divisors is an integer number (10349856).

Almost surely, 2^505369368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 505369368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (827988480).

505369368 is an abundant number, since it is smaller than the sum of its proper divisors (1150607592).

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

505369368 is a wasteful number, since it uses less digits than its factorization.

505369368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2659 (or 2646 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The square root of 505369368 is about 22480.4218821623. The cubic root of 505369368 is about 796.5315297083.

The spelling of 505369368 in words is "five hundred five million, three hundred sixty-nine thousand, three hundred sixty-eight".