50655617 has 2 divisors, whose sum is σ = 50655618. Its totient is φ = 50655616.

The previous prime is 50655599. The next prime is 50655629. The reversal of 50655617 is 71655605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35414401 + 15241216 = 5951^2 + 3904^2 .

It is a cyclic number.

It is not a de Polignac number, because 50655617 - 2¹² = 50651521 is a prime.

It is not a weakly prime, because it can be changed into another prime (50655667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25327808 + 25327809.

It is an arithmetic number, because the mean of its divisors is an integer number (25327809).

Almost surely, 2^50655617 is an apocalyptic number.

It is an amenable number.

50655617 is a deficient number, since it is larger than the sum of its proper divisors (1).

50655617 is an equidigital number, since it uses as much as digits as its factorization.

50655617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 50655617 is about 7117.2759536216. The cubic root of 50655617 is about 370.0063719380.

The spelling of 50655617 in words is "fifty million, six hundred fifty-five thousand, six hundred seventeen".