50505500551403 has 2 divisors, whose sum is σ = 50505500551404. Its totient is φ = 50505500551402.

The previous prime is 50505500551357. The next prime is 50505500551487. The reversal of 50505500551403 is 30415500550505.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50505500551403 - 2⁶ = 50505500551339 is a prime.

It is not a weakly prime, because it can be changed into another prime (50505500550403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25252750275701 + 25252750275702.

It is an arithmetic number, because the mean of its divisors is an integer number (25252750275702).

Almost surely, 2^{50505500551403} is an apocalyptic number.

50505500551403 is a deficient number, since it is larger than the sum of its proper divisors (1).

50505500551403 is an equidigital number, since it uses as much as digits as its factorization.

50505500551403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 187500, while the sum is 38.

The spelling of 50505500551403 in words is "fifty trillion, five hundred five billion, five hundred million, five hundred fifty-one thousand, four hundred three".