64466488466446 has 48 divisors (see below), whose sum is σ = 106728363404208. Its totient is φ = 28962227548800.

The previous prime is 64466488466399. The next prime is 64466488466461.

It is a happy number.

64466488466446 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 23 ways as a sum of consecutive naturals, for example, 105493090 + ... + 106102426.

It is an arithmetic number, because the mean of its divisors is an integer number (2223507570921).

Almost surely, 2^{64466488466446} is an apocalyptic number.

64466488466446 is a deficient number, since it is larger than the sum of its proper divisors (42261874937762).

64466488466446 is a wasteful number, since it uses less digits than its factorization.

64466488466446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609857 (or 609694 counting only the distinct ones).

The product of its digits is 12230590464, while the sum is 76.

The spelling of 64466488466446 in words is "sixty-four trillion, four hundred sixty-six billion, four hundred eighty-eight million, four hundred sixty-six thousand, four hundred forty-six".