50344020161 has 2 divisors, whose sum is σ = 50344020162. Its totient is φ = 50344020160.

The previous prime is 50344020137. The next prime is 50344020173. The reversal of 50344020161 is 16102044305.

50344020161 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., 30728337025 + 19615683136 = 175295^2 + 140056^2 .

It is a cyclic number.

It is not a de Polignac number, because 50344020161 - 2¹⁰ = 50344019137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50344020161.

It is not a weakly prime, because it can be changed into another prime (50344020101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25172010080 + 25172010081.

It is an arithmetic number, because the mean of its divisors is an integer number (25172010081).

Almost surely, 2^50344020161 is an apocalyptic number.

It is an amenable number.

50344020161 is a deficient number, since it is larger than the sum of its proper divisors (1).

50344020161 is an equidigital number, since it uses as much as digits as its factorization.

50344020161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 50344020161 its reverse (16102044305), we get a palindrome (66446064466).

The spelling of 50344020161 in words is "fifty billion, three hundred forty-four million, twenty thousand, one hundred sixty-one".