51333424341631 has 8 divisors (see below), whose sum is σ = 51863169254400. Its totient is φ = 50803690334208.

The previous prime is 51333424341623. The next prime is 51333424341643. The reversal of 51333424341631 is 13614342433315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51333424341631 - 2³ = 51333424341623 is a prime.

It is a super-2 number, since 2×51333424341631² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51333424341931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6911490 + ... + 12265216.

It is an arithmetic number, because the mean of its divisors is an integer number (6482896156800).

Almost surely, 2^{51333424341631} is an apocalyptic number.

51333424341631 is a deficient number, since it is larger than the sum of its proper divisors (529744912769).

51333424341631 is an equidigital number, since it uses as much as digits as its factorization.

51333424341631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5452673.

The product of its digits is 933120, while the sum is 43.

Adding to 51333424341631 its reverse (13614342433315), we get a palindrome (64947766774946).

The spelling of 51333424341631 in words is "fifty-one trillion, three hundred thirty-three billion, four hundred twenty-four million, three hundred forty-one thousand, six hundred thirty-one".