50550549998969 has 2 divisors, whose sum is σ = 50550549998970. Its totient is φ = 50550549998968.

The previous prime is 50550549998941. The next prime is 50550549999013. The reversal of 50550549998969 is 96989994505505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49745330923369 + 805219075600 = 7053037^2 + 897340^2 .

It is a cyclic number.

It is not a de Polignac number, because 50550549998969 - 2⁸ = 50550549998713 is a prime.

It is a super-2 number, since 2×50550549998969² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (50550549998909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25275274999484 + 25275274999485.

It is an arithmetic number, because the mean of its divisors is an integer number (25275274999485).

Almost surely, 2^{50550549998969} is an apocalyptic number.

It is an amenable number.

50550549998969 is a deficient number, since it is larger than the sum of its proper divisors (1).

50550549998969 is an equidigital number, since it uses as much as digits as its factorization.

50550549998969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7085880000, while the sum is 83.

The spelling of 50550549998969 in words is "fifty trillion, five hundred fifty billion, five hundred forty-nine million, nine hundred ninety-eight thousand, nine hundred sixty-nine".