6813481412 has 12 divisors (see below), whose sum is σ = 12041648556. Its totient is φ = 3373010400.

The previous prime is 6813481403. The next prime is 6813481427. The reversal of 6813481412 is 2141843186.

It can be written as a sum of positive squares in 2 ways, for example, as 6357829696 + 455651716 = 79736^2 + 21346^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8432123 + ... + 8432930.

It is an arithmetic number, because the mean of its divisors is an integer number (1003470713).

Almost surely, 2^6813481412 is an apocalyptic number.

It is an amenable number.

6813481412 is a deficient number, since it is larger than the sum of its proper divisors (5228167144).

6813481412 is a wasteful number, since it uses less digits than its factorization.

6813481412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16865158 (or 16865156 counting only the distinct ones).

The product of its digits is 36864, while the sum is 38.

The square root of 6813481412 is about 82543.8151044644. The cubic root of 6813481412 is about 1895.7876590017.

The spelling of 6813481412 in words is "six billion, eight hundred thirteen million, four hundred eighty-one thousand, four hundred twelve".