50130724320709 has 2 divisors, whose sum is σ = 50130724320710. Its totient is φ = 50130724320708.

The previous prime is 50130724320697. The next prime is 50130724320713. The reversal of 50130724320709 is 90702342703105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41080536548100 + 9050187772609 = 6409410^2 + 3008353^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50130724320709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50130724320779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25065362160354 + 25065362160355.

It is an arithmetic number, because the mean of its divisors is an integer number (25065362160355).

Almost surely, 2^{50130724320709} is an apocalyptic number.

It is an amenable number.

50130724320709 is a deficient number, since it is larger than the sum of its proper divisors (1).

50130724320709 is an equidigital number, since it uses as much as digits as its factorization.

50130724320709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 43.

The spelling of 50130724320709 in words is "fifty trillion, one hundred thirty billion, seven hundred twenty-four million, three hundred twenty thousand, seven hundred nine".