8426426164464 has 160 divisors (see below), whose sum is σ = 27143611697664. Its totient is φ = 2188363299840.

The previous prime is 8426426164459. The next prime is 8426426164489. The reversal of 8426426164464 is 4644616246248.

It is a nude number because it is divisible by every one of its digits.

It is a congruent 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 31 ways as a sum of consecutive naturals, for example, 25757502 + ... + 26082594.

Almost surely, 2^{8426426164464} is an apocalyptic number.

8426426164464 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8426426164464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13571805848832).

8426426164464 is an abundant number, since it is smaller than the sum of its proper divisors (18717185533200).

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

8426426164464 is a wasteful number, since it uses less digits than its factorization.

8426426164464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332135 (or 332129 counting only the distinct ones).

The product of its digits is 42467328, while the sum is 57.

The spelling of 8426426164464 in words is "eight trillion, four hundred twenty-six billion, four hundred twenty-six million, one hundred sixty-four thousand, four hundred sixty-four".