66675335 has 4 divisors (see below), whose sum is σ = 80010408. Its totient is φ = 53340264.

The previous prime is 66675331. The next prime is 66675337. The reversal of 66675335 is 53357666.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 66675335 - 2² = 66675331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66675292 and 66675301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66675331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6667529 + ... + 6667538.

It is an arithmetic number, because the mean of its divisors is an integer number (20002602).

Almost surely, 2^66675335 is an apocalyptic number.

66675335 is a deficient number, since it is larger than the sum of its proper divisors (13335073).

66675335 is a wasteful number, since it uses less digits than its factorization.

66675335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13335072.

The product of its digits is 340200, while the sum is 41.

The square root of 66675335 is about 8165.4966168629. The cubic root of 66675335 is about 405.4977064614.

The spelling of 66675335 in words is "sixty-six million, six hundred seventy-five thousand, three hundred thirty-five".