264444420046 has 16 divisors (see below), whose sum is σ = 405858391344. Its totient is φ = 129192145344.

The previous prime is 264444420043. The next prime is 264444420067. The reversal of 264444420046 is 640024444462.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 264444419990 and 264444420008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264444420041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8448225 + ... + 8479468.

It is an arithmetic number, because the mean of its divisors is an integer number (25366149459).

Almost surely, 2^264444420046 is an apocalyptic number.

264444420046 is a deficient number, since it is larger than the sum of its proper divisors (141413971298).

264444420046 is a wasteful number, since it uses less digits than its factorization.

264444420046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16927875.

The product of its (nonzero) digits is 589824, while the sum is 40.

The spelling of 264444420046 in words is "two hundred sixty-four billion, four hundred forty-four million, four hundred twenty thousand, forty-six".