50465545261 has 2 divisors, whose sum is σ = 50465545262. Its totient is φ = 50465545260.

The previous prime is 50465545219. The next prime is 50465545283. The reversal of 50465545261 is 16254556405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34737877161 + 15727668100 = 186381^2 + 125410^2 .

It is a cyclic number.

It is not a de Polignac number, because 50465545261 - 2¹³ = 50465537069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50465545201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25232772630 + 25232772631.

It is an arithmetic number, because the mean of its divisors is an integer number (25232772631).

Almost surely, 2^50465545261 is an apocalyptic number.

It is an amenable number.

50465545261 is a deficient number, since it is larger than the sum of its proper divisors (1).

50465545261 is an equidigital number, since it uses as much as digits as its factorization.

50465545261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 50465545261 in words is "fifty billion, four hundred sixty-five million, five hundred forty-five thousand, two hundred sixty-one".