66027506452102 has 16 divisors (see below), whose sum is σ = 106665008984352. Its totient is φ = 30472750641600.

The previous prime is 66027506452057. The next prime is 66027506452129. The reversal of 66027506452102 is 20125460572066.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 61251463 + ... + 62320114.

It is an arithmetic number, because the mean of its divisors is an integer number (6666563061522).

Almost surely, 2^{66027506452102} is an apocalyptic number.

66027506452102 is a deficient number, since it is larger than the sum of its proper divisors (40637502532250).

66027506452102 is a wasteful number, since it uses less digits than its factorization.

66027506452102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123592143.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 66027506452102 in words is "sixty-six trillion, twenty-seven billion, five hundred six million, four hundred fifty-two thousand, one hundred two".