665056335 has 16 divisors (see below), whose sum is σ = 1120095360. Its totient is φ = 336028320.

The previous prime is 665056331. The next prime is 665056369. The reversal of 665056335 is 533650566.

It is not a de Polignac number, because 665056335 - 2² = 665056331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 665056293 and 665056302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (665056331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1166481 + ... + 1167050.

It is an arithmetic number, because the mean of its divisors is an integer number (70005960).

Almost surely, 2^665056335 is an apocalyptic number.

665056335 is a deficient number, since it is larger than the sum of its proper divisors (455039025).

665056335 is a wasteful number, since it uses less digits than its factorization.

665056335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333558.

The product of its (nonzero) digits is 243000, while the sum is 39.

The square root of 665056335 is about 25788.6861821226. The cubic root of 665056335 is about 872.8765204970.

The spelling of 665056335 in words is "six hundred sixty-five million, fifty-six thousand, three hundred thirty-five".