51333424341632 has 16 divisors (see below), whose sum is σ = 102265806305850. Its totient is φ = 25666712170752.

The previous prime is 51333424341623. The next prime is 51333424341643. The reversal of 51333424341632 is 23614342433315.

It can be written as a sum of positive squares in only one way, i.e., 51121699203136 + 211725138496 = 7149944^2 + 460136^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200521188707 + ... + 200521188962.

Almost surely, 2^{51333424341632} is an apocalyptic number.

It is an amenable number.

51333424341632 is a deficient number, since it is larger than the sum of its proper divisors (50932381964218).

51333424341632 is an equidigital number, since it uses as much as digits as its factorization.

51333424341632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401042377683 (or 401042377671 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 44.

Adding to 51333424341632 its reverse (23614342433315), we get a palindrome (74947766774947).

The spelling of 51333424341632 in words is "fifty-one trillion, three hundred thirty-three billion, four hundred twenty-four million, three hundred forty-one thousand, six hundred thirty-two".