51251746303 has 2 divisors, whose sum is σ = 51251746304. Its totient is φ = 51251746302.

The previous prime is 51251746129. The next prime is 51251746307. The reversal of 51251746303 is 30364715215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51251746303 - 2²¹ = 51249649151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51251746307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25625873151 + 25625873152.

It is an arithmetic number, because the mean of its divisors is an integer number (25625873152).

Almost surely, 2^51251746303 is an apocalyptic number.

51251746303 is a deficient number, since it is larger than the sum of its proper divisors (1).

51251746303 is an equidigital number, since it uses as much as digits as its factorization.

51251746303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 51251746303 in words is "fifty-one billion, two hundred fifty-one million, seven hundred forty-six thousand, three hundred three".