51675335351 has 4 divisors (see below), whose sum is σ = 52329453600. Its totient is φ = 51021217104.

The previous prime is 51675335347. The next prime is 51675335357. The reversal of 51675335351 is 15353357615.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51675335351 - 2² = 51675335347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51675335357) 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, 327059006 + ... + 327059163.

It is an arithmetic number, because the mean of its divisors is an integer number (13082363400).

Almost surely, 2^51675335351 is an apocalyptic number.

51675335351 is a deficient number, since it is larger than the sum of its proper divisors (654118249).

51675335351 is an equidigital number, since it uses as much as digits as its factorization.

51675335351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654118248.

The product of its digits is 708750, while the sum is 44.

The spelling of 51675335351 in words is "fifty-one billion, six hundred seventy-five million, three hundred thirty-five thousand, three hundred fifty-one".