66014500000 has 168 divisors, whose sum is σ = 167735352960. Its totient is φ = 25548000000.

The previous prime is 66014499997. The next prime is 66014500039. The reversal of 66014500000 is 541066.

66014500000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 15497871 + ... + 15502129.

It is an arithmetic number, because the mean of its divisors is an integer number (998424720).

Almost surely, 2^66014500000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66014500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83867676480).

66014500000 is an abundant number, since it is smaller than the sum of its proper divisors (101720852960).

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

66014500000 is an frugal number, since it uses more digits than its factorization.

66014500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330 (or 4297 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The spelling of 66014500000 in words is "sixty-six billion, fourteen million, five hundred thousand".