505532460164 has 24 divisors (see below), whose sum is σ = 909531186648. Its totient is φ = 245710920960.

The previous prime is 505532460157. The next prime is 505532460187. The reversal of 505532460164 is 461064235505.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 84100 + 505532376064 = 290^2 + 711008^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5518679 + ... + 5609534.

It is an arithmetic number, because the mean of its divisors is an integer number (37897132777).

Almost surely, 2^505532460164 is an apocalyptic number.

It is an amenable number.

505532460164 is a deficient number, since it is larger than the sum of its proper divisors (403998726484).

505532460164 is a wasteful number, since it uses less digits than its factorization.

505532460164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11128535 (or 11128533 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

Adding to 505532460164 its reverse (461064235505), we get a palindrome (966596695669).

The spelling of 505532460164 in words is "five hundred five billion, five hundred thirty-two million, four hundred sixty thousand, one hundred sixty-four".