65685050 has 12 divisors (see below), whose sum is σ = 122174286. Its totient is φ = 26274000.

The previous prime is 65685023. The next prime is 65685083. The reversal of 65685050 is 5058656.

It can be written as a sum of positive squares in 3 ways, for example, as 26759929 + 38925121 = 5173^2 + 6239^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 65685050.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 656801 + ... + 656900.

Almost surely, 2^65685050 is an apocalyptic number.

65685050 is a deficient number, since it is larger than the sum of its proper divisors (56489236).

65685050 is a wasteful number, since it uses less digits than its factorization.

65685050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313713 (or 1313708 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 65685050 is about 8104.6313919882. The cubic root of 65685050 is about 403.4801543357.

The spelling of 65685050 in words is "sixty-five million, six hundred eighty-five thousand, fifty".