50778203303879 has 2 divisors, whose sum is σ = 50778203303880. Its totient is φ = 50778203303878.

The previous prime is 50778203303833. The next prime is 50778203303897. The reversal of 50778203303879 is 97830330287705.

Together with next prime (50778203303897) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50778203303879 - 2¹² = 50778203299783 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50778203603879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25389101651939 + 25389101651940.

It is an arithmetic number, because the mean of its divisors is an integer number (25389101651940).

Almost surely, 2^{50778203303879} is an apocalyptic number.

50778203303879 is a deficient number, since it is larger than the sum of its proper divisors (1).

50778203303879 is an equidigital number, since it uses as much as digits as its factorization.

50778203303879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53343360, while the sum is 62.

The spelling of 50778203303879 in words is "fifty trillion, seven hundred seventy-eight billion, two hundred three million, three hundred three thousand, eight hundred seventy-nine".