50394888667 has 2 divisors, whose sum is σ = 50394888668. Its totient is φ = 50394888666.

The previous prime is 50394888641. The next prime is 50394888671. The reversal of 50394888667 is 76688849305.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50394888667 - 2¹⁹ = 50394364379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50394888599 and 50394888608.

It is not a weakly prime, because it can be changed into another prime (50394888617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25197444333 + 25197444334.

It is an arithmetic number, because the mean of its divisors is an integer number (25197444334).

Almost surely, 2^50394888667 is an apocalyptic number.

50394888667 is a deficient number, since it is larger than the sum of its proper divisors (1).

50394888667 is an equidigital number, since it uses as much as digits as its factorization.

50394888667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69672960, while the sum is 64.

The spelling of 50394888667 in words is "fifty billion, three hundred ninety-four million, eight hundred eighty-eight thousand, six hundred sixty-seven".