51330325343 has 16 divisors (see below), whose sum is σ = 56573461152. Its totient is φ = 46183680000.

The previous prime is 51330325331. The next prime is 51330325379. The reversal of 51330325343 is 34352303315.

It is a cyclic number.

It is not a de Polignac number, because 51330325343 - 2²² = 51326131039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51330325303) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 3370955 + ... + 3386147.

It is an arithmetic number, because the mean of its divisors is an integer number (3535841322).

Almost surely, 2^51330325343 is an apocalyptic number.

51330325343 is a deficient number, since it is larger than the sum of its proper divisors (5243135809).

51330325343 is a wasteful number, since it uses less digits than its factorization.

51330325343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18346.

The product of its (nonzero) digits is 48600, while the sum is 32.

Adding to 51330325343 its reverse (34352303315), we get a palindrome (85682628658).

It can be divided in two parts, 51330 and 325343, that added together give a palindrome (376673).

The spelling of 51330325343 in words is "fifty-one billion, three hundred thirty million, three hundred twenty-five thousand, three hundred forty-three".