4026018656 has 48 divisors (see below), whose sum is σ = 8671552848. Its totient is φ = 1824768000.

The previous prime is 4026018649. The next prime is 4026018679. The reversal of 4026018656 is 6568106204.

It is a super-3 number, since 3×4026018656³ (a number of 30 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 7 ways as a sum of consecutive naturals, for example, 108056 + ... + 140456.

It is an arithmetic number, because the mean of its divisors is an integer number (180657351).

Almost surely, 2^4026018656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4026018656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4335776424).

4026018656 is an abundant number, since it is smaller than the sum of its proper divisors (4645534192).

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

4026018656 is a wasteful number, since it uses less digits than its factorization.

4026018656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32775 (or 32767 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 4026018656 is about 63450.9153283071. The cubic root of 4026018656 is about 1590.8354529811.

The spelling of 4026018656 in words is "four billion, twenty-six million, eighteen thousand, six hundred fifty-six".