10818256608 has 144 divisors (see below), whose sum is σ = 31330877760. Its totient is φ = 3540160512.

The previous prime is 10818256591. The next prime is 10818256619. The reversal of 10818256608 is 80665281801.

10818256608 is a `hidden beast` number, since 1 + 0 + 8 + 1 + 82 + 566 + 0 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-3 number, since 3×10818256608³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5023660 + ... + 5025812.

It is an arithmetic number, because the mean of its divisors is an integer number (217575540).

Almost surely, 2^10818256608 is an apocalyptic number.

10818256608 is a gapful number since it is divisible by the number (18) 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 10818256608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15665438880).

10818256608 is an abundant number, since it is smaller than the sum of its proper divisors (20512621152).

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

10818256608 is a wasteful number, since it uses less digits than its factorization.

10818256608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2481 (or 2470 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 45.

The spelling of 10818256608 in words is "ten billion, eight hundred eighteen million, two hundred fifty-six thousand, six hundred eight".