50064661 has 2 divisors, whose sum is σ = 50064662. Its totient is φ = 50064660.

The previous prime is 50064613. The next prime is 50064671. The reversal of 50064661 is 16646005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44635761 + 5428900 = 6681^2 + 2330^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50064661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50064671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25032330 + 25032331.

It is an arithmetic number, because the mean of its divisors is an integer number (25032331).

Almost surely, 2^50064661 is an apocalyptic number.

It is an amenable number.

50064661 is a deficient number, since it is larger than the sum of its proper divisors (1).

50064661 is an equidigital number, since it uses as much as digits as its factorization.

50064661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 50064661 is about 7075.6385577558. The cubic root of 50064661 is about 368.5618902288.

The spelling of 50064661 in words is "fifty million, sixty-four thousand, six hundred sixty-one".