66355235363 has 8 divisors (see below), whose sum is σ = 70457523408. Its totient is φ = 62275062784.

The previous prime is 66355235347. The next prime is 66355235377. The reversal of 66355235363 is 36353255366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66355235363 - 2⁴ = 66355235347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66355235383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5522681 + ... + 5534682.

It is an arithmetic number, because the mean of its divisors is an integer number (8807190426).

Almost surely, 2^66355235363 is an apocalyptic number.

66355235363 is a deficient number, since it is larger than the sum of its proper divisors (4102288045).

66355235363 is a wasteful number, since it uses less digits than its factorization.

66355235363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11057733.

The product of its digits is 4374000, while the sum is 47.

The spelling of 66355235363 in words is "sixty-six billion, three hundred fifty-five million, two hundred thirty-five thousand, three hundred sixty-three".