51202166641303 has 2 divisors, whose sum is σ = 51202166641304. Its totient is φ = 51202166641302.

The previous prime is 51202166641289. The next prime is 51202166641333. The reversal of 51202166641303 is 30314666120215.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51202166641303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51202166641333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25601083320651 + 25601083320652.

It is an arithmetic number, because the mean of its divisors is an integer number (25601083320652).

Almost surely, 2^{51202166641303} is an apocalyptic number.

51202166641303 is a deficient number, since it is larger than the sum of its proper divisors (1).

51202166641303 is an equidigital number, since it uses as much as digits as its factorization.

51202166641303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 51202166641303 in words is "fifty-one trillion, two hundred two billion, one hundred sixty-six million, six hundred forty-one thousand, three hundred three".