63625065 has 16 divisors (see below), whose sum is σ = 116343168. Its totient is φ = 29085696.

The previous prime is 63625063. The next prime is 63625097. The reversal of 63625065 is 56052636.

It is not a de Polignac number, because 63625065 - 2¹ = 63625063 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63625063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302872 + ... + 303081.

It is an arithmetic number, because the mean of its divisors is an integer number (7271448).

Almost surely, 2^63625065 is an apocalyptic number.

It is an amenable number.

63625065 is a deficient number, since it is larger than the sum of its proper divisors (52718103).

63625065 is a wasteful number, since it uses less digits than its factorization.

63625065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605968.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 63625065 is about 7976.5321412253. The cubic root of 63625065 is about 399.2173550827.

The spelling of 63625065 in words is "sixty-three million, six hundred twenty-five thousand, sixty-five".