806464042604 has 12 divisors (see below), whose sum is σ = 1539613172328. Its totient is φ = 366574564800.

The previous prime is 806464042603. The next prime is 806464042607. The reversal of 806464042604 is 406240464608.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 18328728241 = 806464042604 / (8 + 0 + 6 + 4 + 6 + 4 + 0 + 4 + 2 + 6 + 0 + 4).

It is not an unprimeable number, because it can be changed into a prime (806464042603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9164364077 + ... + 9164364164.

It is an arithmetic number, because the mean of its divisors is an integer number (128301097694).

Almost surely, 2^806464042604 is an apocalyptic number.

It is an amenable number.

806464042604 is a deficient number, since it is larger than the sum of its proper divisors (733149129724).

806464042604 is a wasteful number, since it uses less digits than its factorization.

806464042604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18328728256 (or 18328728254 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 44.

The spelling of 806464042604 in words is "eight hundred six billion, four hundred sixty-four million, forty-two thousand, six hundred four".