66303126387016 has 32 divisors (see below), whose sum is σ = 124464185555040. Its totient is φ = 33112699699968.

The previous prime is 66303126387011. The next prime is 66303126387031. The reversal of 66303126387016 is 61078362130366.

66303126387016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×66303126387016² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (66303126387011) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 21875056 + ... + 24720928.

It is an arithmetic number, because the mean of its divisors is an integer number (3889505798595).

Almost surely, 2^{66303126387016} is an apocalyptic number.

It is an amenable number.

66303126387016 is a deficient number, since it is larger than the sum of its proper divisors (58161059168024).

66303126387016 is a wasteful number, since it uses less digits than its factorization.

66303126387016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2849293 (or 2849289 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 52.

The spelling of 66303126387016 in words is "sixty-six trillion, three hundred three billion, one hundred twenty-six million, three hundred eighty-seven thousand, sixteen".