2212326305664 has 32 divisors (see below), whose sum is σ = 5876491750440. Its totient is φ = 737442101760.

The previous prime is 2212326305663. The next prime is 2212326305671. The reversal of 2212326305664 is 4665036232122.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212326305663) 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 3 ways as a sum of consecutive naturals, for example, 2880632827 + ... + 2880633594.

Almost surely, 2^{2212326305664} is an apocalyptic number.

2212326305664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2212326305664 is an abundant number, since it is smaller than the sum of its proper divisors (3664165444776).

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

2212326305664 is an equidigital number, since it uses as much as digits as its factorization.

2212326305664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5761266438 (or 5761266426 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 2212326305664 in words is "two trillion, two hundred twelve billion, three hundred twenty-six million, three hundred five thousand, six hundred sixty-four".