50010196909 has 2 divisors, whose sum is σ = 50010196910. Its totient is φ = 50010196908.

The previous prime is 50010196903. The next prime is 50010196949. The reversal of 50010196909 is 90969101005.

It is an a-pointer prime, because the next prime (50010196949) can be obtained adding 50010196909 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49897730884 + 112466025 = 223378^2 + 10605^2 .

It is a cyclic number.

It is not a de Polignac number, because 50010196909 - 2¹³ = 50010188717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50010196903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25005098454 + 25005098455.

It is an arithmetic number, because the mean of its divisors is an integer number (25005098455).

Almost surely, 2^50010196909 is an apocalyptic number.

It is an amenable number.

50010196909 is a deficient number, since it is larger than the sum of its proper divisors (1).

50010196909 is an equidigital number, since it uses as much as digits as its factorization.

50010196909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21870, while the sum is 40.

The spelling of 50010196909 in words is "fifty billion, ten million, one hundred ninety-six thousand, nine hundred nine".