51304426324 has 6 divisors (see below), whose sum is σ = 89782746074. Its totient is φ = 25652213160.

The previous prime is 51304426319. The next prime is 51304426337. The reversal of 51304426324 is 42362440315.

It can be written as a sum of positive squares in only one way, i.e., 32844312900 + 18460113424 = 181230^2 + 135868^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 51304426324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6413053287 + ... + 6413053294.

Almost surely, 2^51304426324 is an apocalyptic number.

It is an amenable number.

51304426324 is a deficient number, since it is larger than the sum of its proper divisors (38478319750).

51304426324 is a wasteful number, since it uses less digits than its factorization.

51304426324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12826106585 (or 12826106583 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 51304426324 its reverse (42362440315), we get a palindrome (93666866639).

The spelling of 51304426324 in words is "fifty-one billion, three hundred four million, four hundred twenty-six thousand, three hundred twenty-four".