2281716605885 has 16 divisors (see below), whose sum is σ = 2745782349120. Its totient is φ = 1820232247680.

The previous prime is 2281716605761. The next prime is 2281716605899. The reversal of 2281716605885 is 5885066171822.

It is not a de Polignac number, because 2281716605885 - 2²⁶ = 2281649497021 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2071625 + ... + 2975745.

It is an arithmetic number, because the mean of its divisors is an integer number (171611396820).

Almost surely, 2^{2281716605885} is an apocalyptic number.

It is an amenable number.

2281716605885 is a deficient number, since it is larger than the sum of its proper divisors (464065743235).

2281716605885 is an equidigital number, since it uses as much as digits as its factorization.

2281716605885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905548.

The product of its (nonzero) digits is 12902400, while the sum is 59.

The spelling of 2281716605885 in words is "two trillion, two hundred eighty-one billion, seven hundred sixteen million, six hundred five thousand, eight hundred eighty-five".