50664511 has 2 divisors, whose sum is σ = 50664512. Its totient is φ = 50664510.

The previous prime is 50664503. The next prime is 50664521. The reversal of 50664511 is 11546605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50664511 - 2³ = 50664503 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50664511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50664521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25332255 + 25332256.

It is an arithmetic number, because the mean of its divisors is an integer number (25332256).

Almost surely, 2^50664511 is an apocalyptic number.

50664511 is a deficient number, since it is larger than the sum of its proper divisors (1).

50664511 is an equidigital number, since it uses as much as digits as its factorization.

50664511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 50664511 is about 7117.9007438991. The cubic root of 50664511 is about 370.0280256346.

The spelling of 50664511 in words is "fifty million, six hundred sixty-four thousand, five hundred eleven".