66071062675 has 12 divisors (see below), whose sum is σ = 83271203536. Its totient is φ = 51990343200.

The previous prime is 66071062639. The next prime is 66071062691. The reversal of 66071062675 is 57626017066.

It is not a de Polignac number, because 66071062675 - 2⁹ = 66071062163 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21661119 + ... + 21664168.

Almost surely, 2^66071062675 is an apocalyptic number.

66071062675 is a deficient number, since it is larger than the sum of its proper divisors (17200140861).

66071062675 is a wasteful number, since it uses less digits than its factorization.

66071062675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43325358 (or 43325353 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 46.

The spelling of 66071062675 in words is "sixty-six billion, seventy-one million, sixty-two thousand, six hundred seventy-five".