50856653 has 2 divisors, whose sum is σ = 50856654. Its totient is φ = 50856652.

The previous prime is 50856623. The next prime is 50856721. The reversal of 50856653 is 35665805.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34316164 + 16540489 = 5858^2 + 4067^2 .

It is a cyclic number.

It is not a de Polignac number, because 50856653 - 2²² = 46662349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50856613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25428326 + 25428327.

It is an arithmetic number, because the mean of its divisors is an integer number (25428327).

Almost surely, 2^50856653 is an apocalyptic number.

It is an amenable number.

50856653 is a deficient number, since it is larger than the sum of its proper divisors (1).

50856653 is an equidigital number, since it uses as much as digits as its factorization.

50856653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 50856653 is about 7131.3850688348. The cubic root of 50856653 is about 370.4952049563.

The spelling of 50856653 in words is "fifty million, eight hundred fifty-six thousand, six hundred fifty-three".