66303322330366 has 16 divisors (see below), whose sum is σ = 114878483610480. Its totient is φ = 28365057681280.

The previous prime is 66303322330307. The next prime is 66303322330381.

66303322330366 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×66303322330366² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88640804881 + ... + 88640805628.

It is an arithmetic number, because the mean of its divisors is an integer number (7179905225655).

Almost surely, 2^{66303322330366} is an apocalyptic number.

66303322330366 is a deficient number, since it is larger than the sum of its proper divisors (48575161280114).

66303322330366 is a wasteful number, since it uses less digits than its factorization.

66303322330366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177281610539.

The product of its (nonzero) digits is 3779136, while the sum is 46.

It can be divided in two parts, 6630332 and 2330366, that added together give a palindrome (8960698).

The spelling of 66303322330366 in words is "sixty-six trillion, three hundred three billion, three hundred twenty-two million, three hundred thirty thousand, three hundred sixty-six".