66144335114152 has 8 divisors (see below), whose sum is σ = 124020628339050. Its totient is φ = 33072167557072.

The previous prime is 66144335114141. The next prime is 66144335114161. The reversal of 66144335114152 is 25141153344166.

66144335114152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 39060575023716 + 27083760090436 = 6249846^2 + 5204206^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 4134020944627 + ... + 4134020944642.

Almost surely, 2^{66144335114152} is an apocalyptic number.

It is an amenable number.

66144335114152 is a deficient number, since it is larger than the sum of its proper divisors (57876293224898).

66144335114152 is a wasteful number, since it uses less digits than its factorization.

66144335114152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8268041889275 (or 8268041889271 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 46.

The spelling of 66144335114152 in words is "sixty-six trillion, one hundred forty-four billion, three hundred thirty-five million, one hundred fourteen thousand, one hundred fifty-two".