64206646482444 has 24 divisors (see below), whose sum is σ = 149816256115008. Its totient is φ = 21402108686160.

The previous prime is 64206646482431. The next prime is 64206646482487. The reversal of 64206646482444 is 44428464660246.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10827162 + ... + 15672929.

It is an arithmetic number, because the mean of its divisors is an integer number (6242344004792).

Almost surely, 2^{64206646482444} is an apocalyptic number.

It is an amenable number.

64206646482444 is an abundant number, since it is smaller than the sum of its proper divisors (85609609632564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64206646482444 is a wasteful number, since it uses less digits than its factorization.

64206646482444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26702005 (or 26702003 counting only the distinct ones).

The product of its (nonzero) digits is 169869312, while the sum is 60.

The spelling of 64206646482444 in words is "sixty-four trillion, two hundred six billion, six hundred forty-six million, four hundred eighty-two thousand, four hundred forty-four".