3656213452266 has 8 divisors (see below), whose sum is σ = 7312426904544. Its totient is φ = 1218737817420.

The previous prime is 3656213452261. The next prime is 3656213452273. The reversal of 3656213452266 is 6622543126563.

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

3656213452266 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3656213452261) 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, 304684454350 + ... + 304684454361.

It is an arithmetic number, because the mean of its divisors is an integer number (914053363068).

Almost surely, 2^{3656213452266} is an apocalyptic number.

3656213452266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3656213452266 is a wasteful number, since it uses less digits than its factorization.

3656213452266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609368908716.

The product of its digits is 9331200, while the sum is 51.

The spelling of 3656213452266 in words is "three trillion, six hundred fifty-six billion, two hundred thirteen million, four hundred fifty-two thousand, two hundred sixty-six".