66342650151011 has 8 divisors (see below), whose sum is σ = 71509551545040. Its totient is φ = 61184837416032.

The previous prime is 66342650150983. The next prime is 66342650151013. The reversal of 66342650151011 is 11015105624366.

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 66342650151011 - 2¹⁴ = 66342650134627 is a prime.

It is a super-2 number, since 2×66342650151011² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 66342650151011.

It is not an unprimeable number, because it can be changed into a prime (66342650151013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2272149596 + ... + 2272178793.

It is an arithmetic number, because the mean of its divisors is an integer number (8938693943130).

Almost surely, 2^{66342650151011} is an apocalyptic number.

66342650151011 is a deficient number, since it is larger than the sum of its proper divisors (5166901394029).

66342650151011 is a wasteful number, since it uses less digits than its factorization.

66342650151011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4544329525.

The product of its (nonzero) digits is 129600, while the sum is 41.

Adding to 66342650151011 its reverse (11015105624366), we get a palindrome (77357755775377).

The spelling of 66342650151011 in words is "sixty-six trillion, three hundred forty-two billion, six hundred fifty million, one hundred fifty-one thousand, eleven".