3818644334 has 4 divisors (see below), whose sum is σ = 5727966504. Its totient is φ = 1909322166.

The previous prime is 3818644327. The next prime is 3818644373. The reversal of 3818644334 is 4334468183.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 954661082 + ... + 954661085.

It is an arithmetic number, because the mean of its divisors is an integer number (1431991626).

Almost surely, 2^3818644334 is an apocalyptic number.

3818644334 is a deficient number, since it is larger than the sum of its proper divisors (1909322170).

3818644334 is a wasteful number, since it uses less digits than its factorization.

3818644334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1909322169.

The product of its digits is 663552, while the sum is 44.

The square root of 3818644334 is about 61795.1805078681. The cubic root of 3818644334 is about 1563.0387206400.

The spelling of 3818644334 in words is "three billion, eight hundred eighteen million, six hundred forty-four thousand, three hundred thirty-four".