8426218574792 has 12 divisors (see below), whose sum is σ = 15799175222145. Its totient is φ = 4213105182224.

The previous prime is 8426218574789. The next prime is 8426218574819. The reversal of 8426218574792 is 2974758126248.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 8156199080836 + 270019493956 = 2855906^2 + 519634^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=2052586.

It is a Duffinian number.

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 2 ways as a sum of consecutive naturals, for example, 7697198 + ... + 8723490.

Almost surely, 2^{8426218574792} is an apocalyptic number.

It is an amenable number.

8426218574792 is a deficient number, since it is larger than the sum of its proper divisors (7372956647353).

8426218574792 is an frugal number, since it uses more digits than its factorization.

8426218574792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052592 (or 1026295 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 65.

The spelling of 8426218574792 in words is "eight trillion, four hundred twenty-six billion, two hundred eighteen million, five hundred seventy-four thousand, seven hundred ninety-two".