2220665334635 has 8 divisors (see below), whose sum is σ = 2907052801776. Its totient is φ = 1615029334240.

The previous prime is 2220665334631. The next prime is 2220665334751. The reversal of 2220665334635 is 5364335660222.

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

It is not a de Polignac number, because 2220665334635 - 2² = 2220665334631 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2220665334635.

It is not an unprimeable number, because it can be changed into a prime (2220665334631) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 20187866624 + ... + 20187866733.

It is an arithmetic number, because the mean of its divisors is an integer number (363381600222).

Almost surely, 2^{2220665334635} is an apocalyptic number.

2220665334635 is a deficient number, since it is larger than the sum of its proper divisors (686387467141).

2220665334635 is a wasteful number, since it uses less digits than its factorization.

2220665334635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40375733373.

The product of its (nonzero) digits is 4665600, while the sum is 47.

The spelling of 2220665334635 in words is "two trillion, two hundred twenty billion, six hundred sixty-five million, three hundred thirty-four thousand, six hundred thirty-five".