66713447234 has 8 divisors (see below), whose sum is σ = 114365909568. Its totient is φ = 28591477380.

The previous prime is 66713447221. The next prime is 66713447237. The reversal of 66713447234 is 43274431766.

66713447234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (66713447237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2382623102 + ... + 2382623129.

It is an arithmetic number, because the mean of its divisors is an integer number (14295738696).

Almost surely, 2^66713447234 is an apocalyptic number.

66713447234 is a deficient number, since it is larger than the sum of its proper divisors (47652462334).

66713447234 is a wasteful number, since it uses less digits than its factorization.

66713447234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4765246240.

The product of its digits is 2032128, while the sum is 47.

The spelling of 66713447234 in words is "sixty-six billion, seven hundred thirteen million, four hundred forty-seven thousand, two hundred thirty-four".