3811478056 has 16 divisors (see below), whose sum is σ = 7173698400. Its totient is φ = 1898491824.

The previous prime is 3811478053. The next prime is 3811478059. The reversal of 3811478056 is 6508741183.

It is an interprime number because it is at equal distance from previous prime (3811478053) and next prime (3811478059).

It is not an unprimeable number, because it can be changed into a prime (3811478053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 903666 + ... + 907873.

It is an arithmetic number, because the mean of its divisors is an integer number (448356150).

Almost surely, 2^3811478056 is an apocalyptic number.

It is an amenable number.

3811478056 is a deficient number, since it is larger than the sum of its proper divisors (3362220344).

3811478056 is a wasteful number, since it uses less digits than its factorization.

3811478056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1811808 (or 1811804 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 3811478056 is about 61737.1691608872. The cubic root of 3811478056 is about 1562.0603468821.

The spelling of 3811478056 in words is "three billion, eight hundred eleven million, four hundred seventy-eight thousand, fifty-six".