64422566522446 has 16 divisors (see below), whose sum is σ = 105418996628400. Its totient is φ = 29282914946880.

The previous prime is 64422566522417. The next prime is 64422566522471.

64422566522446 is nontrivially palindromic in base 10.

It is a congruent number.

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, 6589480 + ... + 13125028.

It is an arithmetic number, because the mean of its divisors is an integer number (6588687289275).

Almost surely, 2^{64422566522446} is an apocalyptic number.

64422566522446 is a deficient number, since it is larger than the sum of its proper divisors (40996430105954).

64422566522446 is a wasteful number, since it uses less digits than its factorization.

64422566522446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6983619.

The product of its digits is 132710400, while the sum is 58.

The spelling of 64422566522446 in words is "sixty-four trillion, four hundred twenty-two billion, five hundred sixty-six million, five hundred twenty-two thousand, four hundred forty-six".