51424494364365 has 64 divisors (see below), whose sum is σ = 85139796418560. Its totient is φ = 26477183566080.

The previous prime is 51424494364361. The next prime is 51424494364379. The reversal of 51424494364365 is 56346349442415.

51424494364365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51424494364365 - 2² = 51424494364361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51424494364299 and 51424494364308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51424494364361) 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 63 ways as a sum of consecutive naturals, for example, 1417845451 + ... + 1417881719.

It is an arithmetic number, because the mean of its divisors is an integer number (1330309319040).

Almost surely, 2^{51424494364365} is an apocalyptic number.

It is an amenable number.

51424494364365 is a deficient number, since it is larger than the sum of its proper divisors (33715302054195).

51424494364365 is a wasteful number, since it uses less digits than its factorization.

51424494364365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43634.

The product of its digits is 149299200, while the sum is 60.

The spelling of 51424494364365 in words is "fifty-one trillion, four hundred twenty-four billion, four hundred ninety-four million, three hundred sixty-four thousand, three hundred sixty-five".