50685953 has 2 divisors, whose sum is σ = 50685954. Its totient is φ = 50685952.

The previous prime is 50685923. The next prime is 50685979. The reversal of 50685953 is 35958605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35724529 + 14961424 = 5977^2 + 3868^2 .

It is a cyclic number.

It is not a de Polignac number, because 50685953 - 2¹⁰ = 50684929 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50685953.

It is not a weakly prime, because it can be changed into another prime (50685913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25342976 + 25342977.

It is an arithmetic number, because the mean of its divisors is an integer number (25342977).

Almost surely, 2^50685953 is an apocalyptic number.

It is an amenable number.

50685953 is a deficient number, since it is larger than the sum of its proper divisors (1).

50685953 is an equidigital number, since it uses as much as digits as its factorization.

50685953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 50685953 is about 7119.4067870856. The cubic root of 50685953 is about 370.0802187888.

The spelling of 50685953 in words is "fifty million, six hundred eighty-five thousand, nine hundred fifty-three".