50407054357729 has 2 divisors, whose sum is σ = 50407054357730. Its totient is φ = 50407054357728.

The previous prime is 50407054357687. The next prime is 50407054357733. The reversal of 50407054357729 is 92775345070405.

50407054357729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34698697113600 + 15708357244129 = 5890560^2 + 3963377^2 .

It is a cyclic number.

It is not a de Polignac number, because 50407054357729 - 2¹³ = 50407054349537 is a prime.

It is a super-2 number, since 2×50407054357729² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50407054357769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25203527178864 + 25203527178865.

It is an arithmetic number, because the mean of its divisors is an integer number (25203527178865).

Almost surely, 2^{50407054357729} is an apocalyptic number.

It is an amenable number.

50407054357729 is a deficient number, since it is larger than the sum of its proper divisors (1).

50407054357729 is an equidigital number, since it uses as much as digits as its factorization.

50407054357729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37044000, while the sum is 58.

The spelling of 50407054357729 in words is "fifty trillion, four hundred seven billion, fifty-four million, three hundred fifty-seven thousand, seven hundred twenty-nine".