65635360385 has 16 divisors (see below), whose sum is σ = 90019862400. Its totient is φ = 45004277376.

The previous prime is 65635360289. The next prime is 65635360397. The reversal of 65635360385 is 58306353656.

It is a cyclic number.

It is not a de Polignac number, because 65635360385 - 2¹⁸ = 65635098241 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 614861 + ... + 713669.

It is an arithmetic number, because the mean of its divisors is an integer number (5626241400).

Almost surely, 2^65635360385 is an apocalyptic number.

It is an amenable number.

65635360385 is a deficient number, since it is larger than the sum of its proper divisors (24384502015).

65635360385 is a wasteful number, since it uses less digits than its factorization.

65635360385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117800.

The product of its (nonzero) digits is 5832000, while the sum is 50.

The spelling of 65635360385 in words is "sixty-five billion, six hundred thirty-five million, three hundred sixty thousand, three hundred eighty-five".