51333460343513 has 8 divisors (see below), whose sum is σ = 51368730660000. Its totient is φ = 51298191396928.

The previous prime is 51333460343497. The next prime is 51333460343551. The reversal of 51333460343513 is 31534306433315.

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 51333460343513 - 2⁴ = 51333460343497 is a prime.

It is a super-2 number, since 2×51333460343513² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51333460343213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81295553 + ... + 81924561.

It is an arithmetic number, because the mean of its divisors is an integer number (6421091332500).

Almost surely, 2^{51333460343513} is an apocalyptic number.

It is an amenable number.

51333460343513 is a deficient number, since it is larger than the sum of its proper divisors (35270316487).

51333460343513 is a wasteful number, since it uses less digits than its factorization.

51333460343513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684951.

The product of its (nonzero) digits is 1749600, while the sum is 44.

Adding to 51333460343513 its reverse (31534306433315), we get a palindrome (82867766776828).

The spelling of 51333460343513 in words is "fifty-one trillion, three hundred thirty-three billion, four hundred sixty million, three hundred forty-three thousand, five hundred thirteen".