66714108011147 has 16 divisors (see below), whose sum is σ = 72112679136000. Its totient is φ = 61529655315744.

The previous prime is 66714108011143. The next prime is 66714108011179. The reversal of 66714108011147 is 74111080141766.

It is a cyclic number.

It is not a de Polignac number, because 66714108011147 - 2² = 66714108011143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66714108011143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67180397 + ... + 68166222.

It is an arithmetic number, because the mean of its divisors is an integer number (4507042446000).

Almost surely, 2^{66714108011147} is an apocalyptic number.

66714108011147 is a deficient number, since it is larger than the sum of its proper divisors (5398571124853).

66714108011147 is a wasteful number, since it uses less digits than its factorization.

66714108011147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135347410.

The product of its (nonzero) digits is 225792, while the sum is 47.

The spelling of 66714108011147 in words is "sixty-six trillion, seven hundred fourteen billion, one hundred eight million, eleven thousand, one hundred forty-seven".