66147110092801 has 8 divisors (see below), whose sum is σ = 66161961613440. Its totient is φ = 66132259790352.

The previous prime is 66147110092793. The next prime is 66147110092849. The reversal of 66147110092801 is 10829001174166.

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

It is a cyclic number.

It is not a de Polignac number, because 66147110092801 - 2³ = 66147110092793 is a prime.

It is a super-4 number, since 4×66147110092801⁴ (a number of 56 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66147110092501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113002191 + ... + 113586043.

It is an arithmetic number, because the mean of its divisors is an integer number (8270245201680).

It is a Proth number, since it is equal to 3942675 ⋅ 2²⁴ + 1 and 3942675 < 2²⁴.

Almost surely, 2^{66147110092801} is an apocalyptic number.

It is an amenable number.

66147110092801 is a deficient number, since it is larger than the sum of its proper divisors (14851520639).

66147110092801 is a wasteful number, since it uses less digits than its factorization.

66147110092801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609095.

The product of its (nonzero) digits is 145152, while the sum is 46.

The spelling of 66147110092801 in words is "sixty-six trillion, one hundred forty-seven billion, one hundred ten million, ninety-two thousand, eight hundred one".