50317490077 has 2 divisors, whose sum is σ = 50317490078. Its totient is φ = 50317490076.

The previous prime is 50317490039. The next prime is 50317490089. The reversal of 50317490077 is 77009471305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38327459076 + 11990031001 = 195774^2 + 109499^2 .

It is a cyclic number.

It is not a de Polignac number, because 50317490077 - 2⁷ = 50317489949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50317496077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25158745038 + 25158745039.

It is an arithmetic number, because the mean of its divisors is an integer number (25158745039).

Almost surely, 2^50317490077 is an apocalyptic number.

It is an amenable number.

50317490077 is a deficient number, since it is larger than the sum of its proper divisors (1).

50317490077 is an equidigital number, since it uses as much as digits as its factorization.

50317490077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 185220, while the sum is 43.

The spelling of 50317490077 in words is "fifty billion, three hundred seventeen million, four hundred ninety thousand, seventy-seven".