51963192373 has 2 divisors, whose sum is σ = 51963192374. Its totient is φ = 51963192372.

The previous prime is 51963192343. The next prime is 51963192431. The reversal of 51963192373 is 37329136915.

51963192373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43074096849 + 8889095524 = 207543^2 + 94282^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51963192373 is a prime.

It is a super-2 number, since 2×51963192373² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51963192343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25981596186 + 25981596187.

It is an arithmetic number, because the mean of its divisors is an integer number (25981596187).

Almost surely, 2^51963192373 is an apocalyptic number.

It is an amenable number.

51963192373 is a deficient number, since it is larger than the sum of its proper divisors (1).

51963192373 is an equidigital number, since it uses as much as digits as its factorization.

51963192373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 918540, while the sum is 49.

The spelling of 51963192373 in words is "fifty-one billion, nine hundred sixty-three million, one hundred ninety-two thousand, three hundred seventy-three".