51351413344312 has 32 divisors (see below), whose sum is σ = 99630061225200. Its totient is φ = 24796815208704.

The previous prime is 51351413344277. The next prime is 51351413344333. The reversal of 51351413344312 is 21344331415315.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 838606263 + ... + 838667494.

Almost surely, 2^{51351413344312} is an apocalyptic number.

It is an amenable number.

51351413344312 is a deficient number, since it is larger than the sum of its proper divisors (48278647880888).

51351413344312 is a wasteful number, since it uses less digits than its factorization.

51351413344312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1677273895 (or 1677273891 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

Adding to 51351413344312 its reverse (21344331415315), we get a palindrome (72695744759627).

The spelling of 51351413344312 in words is "fifty-one trillion, three hundred fifty-one billion, four hundred thirteen million, three hundred forty-four thousand, three hundred twelve".