505111296 has 72 divisors (see below), whose sum is σ = 1349072704. Its totient is φ = 167777280.

The previous prime is 505111291. The next prime is 505111297. The reversal of 505111296 is 692111505.

It is not an unprimeable number, because it can be changed into a prime (505111291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253215 + ... + 255201.

Almost surely, 2^505111296 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 505111296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (674536352).

505111296 is an abundant number, since it is smaller than the sum of its proper divisors (843961408).

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

505111296 is a wasteful number, since it uses less digits than its factorization.

505111296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2337 (or 2323 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 30.

The square root of 505111296 is about 22474.6812213210. The cubic root of 505111296 is about 796.3959209841.

The spelling of 505111296 in words is "five hundred five million, one hundred eleven thousand, two hundred ninety-six".