64465732102444 has 12 divisors (see below), whose sum is σ = 112816514344968. Its totient is φ = 32232442289600.

The previous prime is 64465732102337. The next prime is 64465732102547. The reversal of 64465732102444 is 44420123756446.

64465732102444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 64465732102391 and 64465732102400.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 105597997 + ... + 106206724.

It is an arithmetic number, because the mean of its divisors is an integer number (9401376195414).

Almost surely, 2^{64465732102444} is an apocalyptic number.

It is an amenable number.

64465732102444 is a deficient number, since it is larger than the sum of its proper divisors (48350782242524).

64465732102444 is a wasteful number, since it uses less digits than its factorization.

64465732102444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211880816 (or 211880814 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 52.

The spelling of 64465732102444 in words is "sixty-four trillion, four hundred sixty-five billion, seven hundred thirty-two million, one hundred two thousand, four hundred forty-four".