66530013116707 has 8 divisors (see below), whose sum is σ = 76037279959296. Its totient is φ = 57023491087752.

The previous prime is 66530013116701. The next prime is 66530013116753. The reversal of 66530013116707 is 70761131003566.

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

It is not a de Polignac number, because 66530013116707 - 2¹⁵ = 66530013083939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66530013116701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186011983 + ... + 186369304.

It is an arithmetic number, because the mean of its divisors is an integer number (9504659994912).

Almost surely, 2^{66530013116707} is an apocalyptic number.

66530013116707 is a deficient number, since it is larger than the sum of its proper divisors (9507266842589).

66530013116707 is a wasteful number, since it uses less digits than its factorization.

66530013116707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372406817.

The product of its (nonzero) digits is 476280, while the sum is 46.

The spelling of 66530013116707 in words is "sixty-six trillion, five hundred thirty billion, thirteen million, one hundred sixteen thousand, seven hundred seven".