63195065 has 8 divisors (see below), whose sum is σ = 75884040. Its totient is φ = 50522752.

The previous prime is 63195017. The next prime is 63195091. The reversal of 63195065 is 56059136.

It can be written as a sum of positive squares in 4 ways, for example, as 1352569 + 61842496 = 1163^2 + 7864^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63195065 - 2⁸ = 63194809 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6821 + ... + 13149.

It is an arithmetic number, because the mean of its divisors is an integer number (9485505).

Almost surely, 2^63195065 is an apocalyptic number.

It is an amenable number.

63195065 is a deficient number, since it is larger than the sum of its proper divisors (12688975).

63195065 is a wasteful number, since it uses less digits than its factorization.

63195065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8331.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 63195065 is about 7949.5323761841. The cubic root of 63195065 is about 398.3159721585.

The spelling of 63195065 in words is "sixty-three million, one hundred ninety-five thousand, sixty-five".