50105611055551 has 2 divisors, whose sum is σ = 50105611055552. Its totient is φ = 50105611055550.

The previous prime is 50105611055527. The next prime is 50105611055561. The reversal of 50105611055551 is 15555011650105.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50105611055551 - 2²⁹ = 50105074184639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50105611055561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25052805527775 + 25052805527776.

It is an arithmetic number, because the mean of its divisors is an integer number (25052805527776).

Almost surely, 2^{50105611055551} is an apocalyptic number.

50105611055551 is a deficient number, since it is larger than the sum of its proper divisors (1).

50105611055551 is an equidigital number, since it uses as much as digits as its factorization.

50105611055551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93750, while the sum is 40.

The spelling of 50105611055551 in words is "fifty trillion, one hundred five billion, six hundred eleven million, fifty-five thousand, five hundred fifty-one".