66617011113130 has 16 divisors (see below), whose sum is σ = 121010717436840. Its totient is φ = 26402338348992.

The previous prime is 66617011113113. The next prime is 66617011113151. The reversal of 66617011113130 is 3131111071666.

66617011113130 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 4 ways, for example, as 66610522971729 + 6488141401 = 8161527^2 + 80549^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 66617011113130.

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 in 7 ways as a sum of consecutive naturals, for example, 30558260889 + ... + 30558263068.

Almost surely, 2^{66617011113130} is an apocalyptic number.

66617011113130 is a deficient number, since it is larger than the sum of its proper divisors (54393706323710).

66617011113130 is a wasteful number, since it uses less digits than its factorization.

66617011113130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61116524073.

The product of its (nonzero) digits is 13608, while the sum is 37.

Adding to 66617011113130 its reverse (3131111071666), we get a palindrome (69748122184796).

The spelling of 66617011113130 in words is "sixty-six trillion, six hundred seventeen billion, eleven million, one hundred thirteen thousand, one hundred thirty".