2173314446464 has 64 divisors (see below), whose sum is σ = 4948389452160. Its totient is φ = 931379410944.

The previous prime is 2173314446461. The next prime is 2173314446483. The reversal of 2173314446464 is 4646444133712.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (2173314446461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29214564 + ... + 29288860.

It is an arithmetic number, because the mean of its divisors is an integer number (77318585190).

Almost surely, 2^{2173314446464} is an apocalyptic number.

It is an amenable number.

2173314446464 is an abundant number, since it is smaller than the sum of its proper divisors (2775075005696).

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

2173314446464 is an equidigital number, since it uses as much as digits as its factorization.

2173314446464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106965 (or 106953 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 49.

The spelling of 2173314446464 in words is "two trillion, one hundred seventy-three billion, three hundred fourteen million, four hundred forty-six thousand, four hundred sixty-four".