4018038544 has 135 divisors (see below), whose sum is σ = 8981714847. Its totient is φ = 1740380928.

The previous prime is 4018038539. The next prime is 4018038559. The reversal of 4018038544 is 4458308104.

The square root of 4018038544 is 63388.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 104284944 + 3913753600 = 10212^2 + 62560^2 .

It is a super-2 number, since 2×4018038544² = 32289267482139279872, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 75812022 + ... + 75812074.

Almost surely, 2^4018038544 is an apocalyptic number.

4018038544 is the 63388-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4018038544

4018038544 is an abundant number, since it is smaller than the sum of its proper divisors (4963676303).

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

4018038544 is a wasteful number, since it uses less digits than its factorization.

4018038544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

The cubic root of 4018038544 is about 1589.7836742731.

The spelling of 4018038544 in words is "four billion, eighteen million, thirty-eight thousand, five hundred forty-four".