505004160 has 64 divisors (see below), whose sum is σ = 1609706880. Its totient is φ = 134667264.

The previous prime is 505004153. The next prime is 505004183. The reversal of 505004160 is 61400505.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

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, 129592 + ... + 133431.

It is an arithmetic number, because the mean of its divisors is an integer number (25151670).

Almost surely, 2^505004160 is an apocalyptic number.

It is an amenable number.

505004160 is an abundant number, since it is smaller than the sum of its proper divisors (1104702720).

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

505004160 is a wasteful number, since it uses less digits than its factorization.

505004160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263045 (or 263033 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 505004160 is about 22472.2976128388. The cubic root of 505004160 is about 796.3396108156.

Adding to 505004160 its reverse (61400505), we get a palindrome (566404665).

The spelling of 505004160 in words is "five hundred five million, four thousand, one hundred sixty".