505146364 has 24 divisors (see below), whose sum is σ = 966204288. Its totient is φ = 230046720.

The previous prime is 505146319. The next prime is 505146371. The reversal of 505146364 is 463641505.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

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, 117709 + ... + 121924.

It is an arithmetic number, because the mean of its divisors is an integer number (40258512).

Almost surely, 2^505146364 is an apocalyptic number.

It is an amenable number.

505146364 is a deficient number, since it is larger than the sum of its proper divisors (461057924).

505146364 is a wasteful number, since it uses less digits than its factorization.

505146364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239685 (or 239683 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 505146364 is about 22475.4613745747. The cubic root of 505146364 is about 796.4143508272.

Adding to 505146364 its reverse (463641505), we get a palindrome (968787869).

It can be divided in two parts, 5051 and 46364, that added together give a palindrome (51415).

The spelling of 505146364 in words is "five hundred five million, one hundred forty-six thousand, three hundred sixty-four".