65195065 has 8 divisors (see below), whose sum is σ = 84252168. Its totient is φ = 48144000.

The previous prime is 65195033. The next prime is 65195093. The reversal of 65195065 is 56059156.

It can be written as a sum of positive squares in 4 ways, for example, as 2421136 + 62773929 = 1556^2 + 7923^2 .

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

It is not a de Polignac number, because 65195065 - 2⁵ = 65195033 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, 501436 + ... + 501565.

It is an arithmetic number, because the mean of its divisors is an integer number (10531521).

Almost surely, 2^65195065 is an apocalyptic number.

65195065 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

65195065 is a deficient number, since it is larger than the sum of its proper divisors (19057103).

65195065 is a wasteful number, since it uses less digits than its factorization.

65195065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003019.

The product of its (nonzero) digits is 40500, while the sum is 37.

The square root of 65195065 is about 8074.3461035554. The cubic root of 65195065 is about 402.4743807877.

The spelling of 65195065 in words is "sixty-five million, one hundred ninety-five thousand, sixty-five".