8122281293578 has 16 divisors (see below), whose sum is σ = 12335578698240. Its totient is φ = 4010464335136.

The previous prime is 8122281293543. The next prime is 8122281293629. The reversal of 8122281293578 is 8753921822218.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10269418 + ... + 11032021.

It is an arithmetic number, because the mean of its divisors is an integer number (770973668640).

Almost surely, 2^{8122281293578} is an apocalyptic number.

8122281293578 is a deficient number, since it is larger than the sum of its proper divisors (4213297404662).

8122281293578 is a wasteful number, since it uses less digits than its factorization.

8122281293578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21303821.

The product of its digits is 7741440, while the sum is 58.

The spelling of 8122281293578 in words is "eight trillion, one hundred twenty-two billion, two hundred eighty-one million, two hundred ninety-three thousand, five hundred seventy-eight".