4018499443944 has 384 divisors, whose sum is σ = 12106092660480. Its totient is φ = 1197757440000.

The previous prime is 4018499443897. The next prime is 4018499443957. The reversal of 4018499443944 is 4493449948104.

4018499443944 is a `hidden beast` number, since 4 + 0 + 18 + 4 + 99 + 443 + 94 + 4 = 666.

It is a super-2 number, since 2×4018499443944² (a number of 26 digits) contains 22 as substring.

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 95 ways as a sum of consecutive naturals, for example, 3935846154 + ... + 3935847174.

It is an arithmetic number, because the mean of its divisors is an integer number (31526282970).

Almost surely, 2^{4018499443944} 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 4018499443944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6053046330240).

4018499443944 is an abundant number, since it is smaller than the sum of its proper divisors (8087593216536).

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

4018499443944 is a wasteful number, since it uses less digits than its factorization.

4018499443944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881 (or 1874 counting only the distinct ones).

The product of its (nonzero) digits is 71663616, while the sum is 63.

The spelling of 4018499443944 in words is "four trillion, eighteen billion, four hundred ninety-nine million, four hundred forty-three thousand, nine hundred forty-four".