3818275803 has 36 divisors (see below), whose sum is σ = 5868557968. Its totient is φ = 2391793920.

The previous prime is 3818275759. The next prime is 3818275823. The reversal of 3818275803 is 3085728183.

3818275803 is a `hidden beast` number, since 38 + 18 + 27 + 580 + 3 = 666.

It is not a de Polignac number, because 3818275803 - 2¹² = 3818271707 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3818275823) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2764173 + ... + 2765553.

Almost surely, 2^3818275803 is an apocalyptic number.

3818275803 is a deficient number, since it is larger than the sum of its proper divisors (2050282165).

3818275803 is a wasteful number, since it uses less digits than its factorization.

3818275803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484 (or 2464 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 3818275803 is about 61792.1985609834. The cubic root of 3818275803 is about 1562.9884369351.

The spelling of 3818275803 in words is "three billion, eight hundred eighteen million, two hundred seventy-five thousand, eight hundred three".