66706127342260 has 96 divisors (see below), whose sum is σ = 160203625021440. Its totient is φ = 22855117396608.

The previous prime is 66706127342233. The next prime is 66706127342279. The reversal of 66706127342260 is 6224372160766.

It is a happy number.

66706127342260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 66706127342198 and 66706127342207.

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 31 ways as a sum of consecutive naturals, for example, 1446870369 + ... + 1446916471.

It is an arithmetic number, because the mean of its divisors is an integer number (1668787760640).

Almost surely, 2^{66706127342260} is an apocalyptic number.

It is an amenable number.

66706127342260 is an abundant number, since it is smaller than the sum of its proper divisors (93497497679180).

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

66706127342260 is a wasteful number, since it uses less digits than its factorization.

66706127342260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52925 (or 52923 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 52.

The spelling of 66706127342260 in words is "sixty-six trillion, seven hundred six billion, one hundred twenty-seven million, three hundred forty-two thousand, two hundred sixty".