506164534144 has 32 divisors (see below), whose sum is σ = 1009516870440. Its totient is φ = 252795594240.

The previous prime is 506164534097. The next prime is 506164534153. The reversal of 506164534144 is 441435461605.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 506164534144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2126167 + ... + 2352214.

Almost surely, 2^506164534144 is an apocalyptic number.

It is an amenable number.

506164534144 is a deficient number, since it is larger than the sum of its proper divisors (503352336296).

506164534144 is an equidigital number, since it uses as much as digits as its factorization.

506164534144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4479278 (or 4479266 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 43.

Adding to 506164534144 its reverse (441435461605), we get a palindrome (947599995749).

The spelling of 506164534144 in words is "five hundred six billion, one hundred sixty-four million, five hundred thirty-four thousand, one hundred forty-four".