51343665535322 has 8 divisors (see below), whose sum is σ = 77016811459476. Its totient is φ = 25671395048832.

The previous prime is 51343665535321. The next prime is 51343665535361. The reversal of 51343665535322 is 22353556634315.

It can be written as a sum of positive squares in 2 ways, for example, as 39564087420001 + 11779578115321 = 6289999^2 + 3432139^2 .

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

It is not an unprimeable number, because it can be changed into a prime (51343665535321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218712773 + ... + 218947400.

Almost surely, 2^{51343665535322} is an apocalyptic number.

51343665535322 is a deficient number, since it is larger than the sum of its proper divisors (25673145924154).

51343665535322 is a wasteful number, since it uses less digits than its factorization.

51343665535322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437718832.

The product of its digits is 29160000, while the sum is 53.

The spelling of 51343665535322 in words is "fifty-one trillion, three hundred forty-three billion, six hundred sixty-five million, five hundred thirty-five thousand, three hundred twenty-two".