822834385345 has 16 divisors (see below), whose sum is σ = 1144352371968. Its totient is φ = 556282399680.

The previous prime is 822834385313. The next prime is 822834385361. The reversal of 822834385345 is 543583438228.

It is not a de Polignac number, because 822834385345 - 2⁵ = 822834385313 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165557754 + ... + 165562723.

It is an arithmetic number, because the mean of its divisors is an integer number (71522023248).

Almost surely, 2^822834385345 is an apocalyptic number.

It is an amenable number.

822834385345 is a deficient number, since it is larger than the sum of its proper divisors (321517986623).

822834385345 is a wasteful number, since it uses less digits than its factorization.

822834385345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331120560.

The product of its digits is 22118400, while the sum is 55.

The spelling of 822834385345 in words is "eight hundred twenty-two billion, eight hundred thirty-four million, three hundred eighty-five thousand, three hundred forty-five".