50501669 has 2 divisors, whose sum is σ = 50501670. Its totient is φ = 50501668.

The previous prime is 50501657. The next prime is 50501687. The reversal of 50501669 is 96610505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42745444 + 7756225 = 6538^2 + 2785^2 .

It is a cyclic number.

It is not a de Polignac number, because 50501669 - 2⁴ = 50501653 is a prime.

It is a super-2 number, since 2×50501669² = 5100837143571122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50501609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25250834 + 25250835.

It is an arithmetic number, because the mean of its divisors is an integer number (25250835).

Almost surely, 2^50501669 is an apocalyptic number.

It is an amenable number.

50501669 is a deficient number, since it is larger than the sum of its proper divisors (1).

50501669 is an equidigital number, since it uses as much as digits as its factorization.

50501669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 50501669 is about 7106.4526312359. The cubic root of 50501669 is about 369.6311615383.

The spelling of 50501669 in words is "fifty million, five hundred one thousand, six hundred sixty-nine".