50120744077 has 2 divisors, whose sum is σ = 50120744078. Its totient is φ = 50120744076.

The previous prime is 50120744059. The next prime is 50120744087. The reversal of 50120744077 is 77044702105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43175021796 + 6945722281 = 207786^2 + 83341^2 .

It is a cyclic number.

It is not a de Polignac number, because 50120744077 - 2²⁷ = 49986526349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50120744087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25060372038 + 25060372039.

It is an arithmetic number, because the mean of its divisors is an integer number (25060372039).

Almost surely, 2^50120744077 is an apocalyptic number.

It is an amenable number.

50120744077 is a deficient number, since it is larger than the sum of its proper divisors (1).

50120744077 is an equidigital number, since it uses as much as digits as its factorization.

50120744077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54880, while the sum is 37.

The spelling of 50120744077 in words is "fifty billion, one hundred twenty million, seven hundred forty-four thousand, seventy-seven".