65505735 has 12 divisors (see below), whose sum is σ = 113543352. Its totient is φ = 34936368.

The previous prime is 65505731. The next prime is 65505757. The reversal of 65505735 is 53750556.

It is not a de Polignac number, because 65505735 - 2² = 65505731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65505735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65505731) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 727797 + ... + 727886.

It is an arithmetic number, because the mean of its divisors is an integer number (9461946).

Almost surely, 2^65505735 is an apocalyptic number.

65505735 is a deficient number, since it is larger than the sum of its proper divisors (48037617).

65505735 is a wasteful number, since it uses less digits than its factorization.

65505735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455694 (or 1455691 counting only the distinct ones).

The product of its (nonzero) digits is 78750, while the sum is 36.

The square root of 65505735 is about 8093.5613298473. The cubic root of 65505735 is about 403.1126634047.

The spelling of 65505735 in words is "sixty-five million, five hundred five thousand, seven hundred thirty-five".