50644117 has 2 divisors, whose sum is σ = 50644118. Its totient is φ = 50644116.

The previous prime is 50644103. The next prime is 50644129. The reversal of 50644117 is 71144605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49646116 + 998001 = 7046^2 + 999^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50644117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50644147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25322058 + 25322059.

It is an arithmetic number, because the mean of its divisors is an integer number (25322059).

Almost surely, 2^50644117 is an apocalyptic number.

It is an amenable number.

50644117 is a deficient number, since it is larger than the sum of its proper divisors (1).

50644117 is an equidigital number, since it uses as much as digits as its factorization.

50644117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 50644117 is about 7116.4680144015. The cubic root of 50644117 is about 369.9783698093.

The spelling of 50644117 in words is "fifty million, six hundred forty-four thousand, one hundred seventeen".