50066551 has 2 divisors, whose sum is σ = 50066552. Its totient is φ = 50066550.

The previous prime is 50066461. The next prime is 50066567. The reversal of 50066551 is 15566005.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50066551 - 2⁹ = 50066039 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50066251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25033275 + 25033276.

It is an arithmetic number, because the mean of its divisors is an integer number (25033276).

Almost surely, 2^50066551 is an apocalyptic number.

50066551 is a deficient number, since it is larger than the sum of its proper divisors (1).

50066551 is an equidigital number, since it uses as much as digits as its factorization.

50066551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 50066551 is about 7075.7721133457. The cubic root of 50066551 is about 368.5665280524.

The spelling of 50066551 in words is "fifty million, sixty-six thousand, five hundred fifty-one".