65695575 has 24 divisors (see below), whose sum is σ = 118492416. Its totient is φ = 31852000.

The previous prime is 65695573. The next prime is 65695589. The reversal of 65695575 is 57559656.

It is a happy number.

It is not a de Polignac number, because 65695575 - 2¹ = 65695573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65695573) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38991 + ... + 40640.

It is an arithmetic number, because the mean of its divisors is an integer number (4937184).

Almost surely, 2^65695575 is an apocalyptic number.

65695575 is a deficient number, since it is larger than the sum of its proper divisors (52796841).

65695575 is a wasteful number, since it uses less digits than its factorization.

65695575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79655 (or 79650 counting only the distinct ones).

The product of its digits is 1417500, while the sum is 48.

The square root of 65695575 is about 8105.2806860713. The cubic root of 65695575 is about 403.5017036423.

The spelling of 65695575 in words is "sixty-five million, six hundred ninety-five thousand, five hundred seventy-five".