3818504685 has 16 divisors (see below), whose sum is σ = 6113505024. Its totient is φ = 2035236672.

The previous prime is 3818504681. The next prime is 3818504687. The reversal of 3818504685 is 5864058183.

It is not a de Polignac number, because 3818504685 - 2² = 3818504681 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3818504681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56662 + ... + 104151.

It is an arithmetic number, because the mean of its divisors is an integer number (382094064).

Almost surely, 2^3818504685 is an apocalyptic number.

It is an amenable number.

3818504685 is a deficient number, since it is larger than the sum of its proper divisors (2295000339).

3818504685 is a wasteful number, since it uses less digits than its factorization.

3818504685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162404.

The product of its (nonzero) digits is 921600, while the sum is 48.

The square root of 3818504685 is about 61794.0505631408. The cubic root of 3818504685 is about 1563.0196668052.

The spelling of 3818504685 in words is "three billion, eight hundred eighteen million, five hundred four thousand, six hundred eighty-five".