50566651 has 2 divisors, whose sum is σ = 50566652. Its totient is φ = 50566650.

The previous prime is 50566643. The next prime is 50566741. The reversal of 50566651 is 15666505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50566651 - 2³ = 50566643 is a prime.

It is not a weakly prime, because it can be changed into another prime (50566601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25283325 + 25283326.

It is an arithmetic number, because the mean of its divisors is an integer number (25283326).

Almost surely, 2^50566651 is an apocalyptic number.

50566651 is a deficient number, since it is larger than the sum of its proper divisors (1).

50566651 is an equidigital number, since it uses as much as digits as its factorization.

50566651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 50566651 is about 7111.0232034497. The cubic root of 50566651 is about 369.7896320590.

The spelling of 50566651 in words is "fifty million, five hundred sixty-six thousand, six hundred fifty-one".