505213604264 has 32 divisors (see below), whose sum is σ = 948208598400. Its totient is φ = 252358104960.

The previous prime is 505213604261. The next prime is 505213604299. The reversal of 505213604264 is 462406312505.

It is not an unprimeable number, because it can be changed into a prime (505213604261) 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, 47968679 + ... + 47979209.

It is an arithmetic number, because the mean of its divisors is an integer number (29631518700).

Almost surely, 2^505213604264 is an apocalyptic number.

It is an amenable number.

505213604264 is a deficient number, since it is larger than the sum of its proper divisors (442994994136).

505213604264 is a wasteful number, since it uses less digits than its factorization.

505213604264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15873 (or 15869 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 505213604264 its reverse (462406312505), we get a palindrome (967619916769).

The spelling of 505213604264 in words is "five hundred five billion, two hundred thirteen million, six hundred four thousand, two hundred sixty-four".