50867266609 has 2 divisors, whose sum is σ = 50867266610. Its totient is φ = 50867266608.

The previous prime is 50867266573. The next prime is 50867266651. The reversal of 50867266609 is 90666276805.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48060915984 + 2806350625 = 219228^2 + 52975^2 .

It is a cyclic number.

It is not a de Polignac number, because 50867266609 - 2¹³ = 50867258417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50867266609.

It is not a weakly prime, because it can be changed into another prime (50867266309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25433633304 + 25433633305.

It is an arithmetic number, because the mean of its divisors is an integer number (25433633305).

Almost surely, 2^50867266609 is an apocalyptic number.

It is an amenable number.

50867266609 is a deficient number, since it is larger than the sum of its proper divisors (1).

50867266609 is an equidigital number, since it uses as much as digits as its factorization.

50867266609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 50867266609 in words is "fifty billion, eight hundred sixty-seven million, two hundred sixty-six thousand, six hundred nine".