66680141334 has 32 divisors (see below), whose sum is σ = 137172752640. Its totient is φ = 21593128032.

The previous prime is 66680141327. The next prime is 66680141347. The reversal of 66680141334 is 43314108666.

66680141334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81594 + ... + 374189.

It is an arithmetic number, because the mean of its divisors is an integer number (4286648520).

Almost surely, 2^66680141334 is an apocalyptic number.

66680141334 is an abundant number, since it is smaller than the sum of its proper divisors (70492611306).

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

66680141334 is a wasteful number, since it uses less digits than its factorization.

66680141334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456484.

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 66680141334 in words is "sixty-six billion, six hundred eighty million, one hundred forty-one thousand, three hundred thirty-four".