66214602067480 has 64 divisors (see below), whose sum is σ = 150462075657600. Its totient is φ = 26222882649600.

The previous prime is 66214602067463. The next prime is 66214602067517. The reversal of 66214602067480 is 8476020641266.

66214602067480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 160703409 + ... + 161114911.

It is an arithmetic number, because the mean of its divisors is an integer number (2350969932150).

Almost surely, 2^{66214602067480} is an apocalyptic number.

It is an amenable number.

66214602067480 is an abundant number, since it is smaller than the sum of its proper divisors (84247473590120).

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

66214602067480 is a wasteful number, since it uses less digits than its factorization.

66214602067480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451444 (or 451440 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 52.

The spelling of 66214602067480 in words is "sixty-six trillion, two hundred fourteen billion, six hundred two million, sixty-seven thousand, four hundred eighty".