64642244422006 has 16 divisors (see below), whose sum is σ = 97046658362160. Its totient is φ = 32293358974240.

The previous prime is 64642244422003. The next prime is 64642244422031. The reversal of 64642244422006 is 60022444224646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64642244422001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331709265 + ... + 331904083.

It is an arithmetic number, because the mean of its divisors is an integer number (6065416147635).

Almost surely, 2^{64642244422006} is an apocalyptic number.

64642244422006 is a deficient number, since it is larger than the sum of its proper divisors (32404413940154).

64642244422006 is a wasteful number, since it uses less digits than its factorization.

64642244422006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336479.

The product of its (nonzero) digits is 3538944, while the sum is 46.

The spelling of 64642244422006 in words is "sixty-four trillion, six hundred forty-two billion, two hundred forty-four million, four hundred twenty-two thousand, six".