51326468203 has 2 divisors, whose sum is σ = 51326468204. Its totient is φ = 51326468202.

The previous prime is 51326468147. The next prime is 51326468227. The reversal of 51326468203 is 30286462315.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51326468203 is a prime.

It is not a weakly prime, because it can be changed into another prime (51326468503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25663234101 + 25663234102.

It is an arithmetic number, because the mean of its divisors is an integer number (25663234102).

Almost surely, 2^51326468203 is an apocalyptic number.

51326468203 is a deficient number, since it is larger than the sum of its proper divisors (1).

51326468203 is an equidigital number, since it uses as much as digits as its factorization.

51326468203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 51326468203 in words is "fifty-one billion, three hundred twenty-six million, four hundred sixty-eight thousand, two hundred three".