65085370735 has 16 divisors (see below), whose sum is σ = 97374477312. Its totient is φ = 40572698400.

The previous prime is 65085370699. The next prime is 65085370783. The reversal of 65085370735 is 53707358056.

It is a happy number.

It is not a de Polignac number, because 65085370735 - 2²⁹ = 64548499823 is a prime.

It is a super-2 number, since 2×65085370735² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84526071 + ... + 84526840.

It is an arithmetic number, because the mean of its divisors is an integer number (6085904832).

Almost surely, 2^65085370735 is an apocalyptic number.

65085370735 is a deficient number, since it is larger than the sum of its proper divisors (32289106577).

65085370735 is a wasteful number, since it uses less digits than its factorization.

65085370735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169052934.

The product of its (nonzero) digits is 2646000, while the sum is 49.

The spelling of 65085370735 in words is "sixty-five billion, eighty-five million, three hundred seventy thousand, seven hundred thirty-five".