2646055074217 has 8 divisors (see below), whose sum is σ = 2683901718720. Its totient is φ = 2608224492720.

The previous prime is 2646055074181. The next prime is 2646055074263. The reversal of 2646055074217 is 7124705506462.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2646055074217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2646055075217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3683742 + ... + 4343047.

It is an arithmetic number, because the mean of its divisors is an integer number (335487714840).

Almost surely, 2^{2646055074217} is an apocalyptic number.

It is an amenable number.

2646055074217 is a deficient number, since it is larger than the sum of its proper divisors (37846644503).

2646055074217 is an equidigital number, since it uses as much as digits as its factorization.

2646055074217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8031503.

The product of its (nonzero) digits is 2822400, while the sum is 49.

The spelling of 2646055074217 in words is "two trillion, six hundred forty-six billion, fifty-five million, seventy-four thousand, two hundred seventeen".